porting oldsmobile heads

The big-block and diesel engine blocks also used a 3.000-inch main bearing diameter over the small-blocks main bearing dimension of 2.500-inch. In years past, I measured intake runner volume in a bunch of different-lettered iron cylinder heads, and found that the E castings were second in line to the J heads in small runner size. ALL ROCKET RACING CYLINDER HEADS ARE BUILT PER CUSTOMER APPLICATION.PLEASE CALL TO ORDER. // Ported Item is a matched pair of 1967-68-69 OldsmobileC code cylinder heads that have been stripped and prepped for a performance rebuild. Web440 Olds Stroker Small Block Photos by Chris Hemer, Popular Hot Rodding The strong arm solution for weak-kneed 350s. The ultimate setup in cylinder sealing is the copper head gasket with a stainless O-ring embedded into the cylinder head, with a corresponding receiver groove machined in the block. We designed the cylinder head on paper for a max-effort race application, but what weve done is detuned it so that it works well for the street guy. Peppers take longer than tomatoes to get going, so start them first. The first 7,6 & 5 second Top Fuel runs and the first 200 mph runs in Top Gas, Top Fuel, Injected Fuel, Fuel Altered were all accomplished using Mondello cylinder heads and Don Garlits set most of these records, making Mondello the most notable, historically recognized heads. Stage I PM: $300 Our "street" port job - a minimum recommended porting stage. With a range of 77 cc to 46 cc, you should have a variety of compression ratios available for your simple mill job. We use only quality name brand parts that we trust giving our customers a superior product for their money. We had T&D design the rocker system for these. THE ONLY WAY TO ACHIEVE EQUAL FLOW AND FILLS ALL CYLINDERS THE SAME WAY, WHICH YIELDS HIGHER HORSEPOWER AND HIGHER TORQUE NOT SEEN WITH OTHER HEADS. We use cookies to provide you with the best possible user experience. Joe Mondello designed open chamber big and small block Chevy cylinder heads and pistons long before Chevy did. They definitely have the smallest runners of the bunch, and are a poor choice for performance use, even with porting. A street port job will open things up nicely. All of the great drag race cars ran with Mondello. dual-quad big block Chevrolet. NO HEAD BOLT HOLES TO DEAL WITH WHEN PORTING. If you have him do a full port job, you will not be disappointed. Giant Killer by Chris Hemer, Popular Hot Rodding Bigger isnt always better and Mondellos 307 Olds proves the point. Olds Oldsmobile 1969 BareC Heads / 455 / XLNT! Exhaust. 2023 Power Automedia. The T&D shaft-rocker system was developed specifically for this cylinder head configuration. We use encrypted SSL security to ensure that your credit card information is 100% protected. Speedmasters 6-71 Street Supercharger kits can give you 45-55 percent more streetable power. Includes complete reshaping of the intake and exhaust ports. Most Olds folks seem to prefer theC heads for their added performance and better flow. These MLS gaskets are made to order from Cometic and take about four weeks to produce. Milling cylinder heads for increased compression is a relatively easy operation because Oldsmobile cylinder heads are square and can easily be cut without any special fixturing. A head with 180 or 185cc intake runners will work well on a typical 350 Chevy street engine that makes 400 to 450 horsepower. By raising everything up, we now have a cylinder head that flows just as good as the SB2 or R07 or anything else out there, explains Wise. Speedmaster line of EFI systems is all you need when deciding to upgrade your engine to modern electronic fuel injection. In order to shop on this Web store, you must have cookies enabled. EACH SET OF HEADS IS BUILT TO YOUR SPECIFIC ENGINE. Heads Shop is located at 4101 Bergen Turnpike in North Bergen, New Jersey 07047. Authorized dealer for all Holley products, Comp, Erson, Lunati cams, Mahle and RaceTec pistons. $3795. @ 213 mph at the 1969 Indy U.S. Nationals. If its a 383 stroker, you can probably go with 200cc intake runners. 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Contact us for your application and pricing. WebEdelbrock RPM Olds 455 Head Porting HeavyOlds 268 subscribers 642K views 15 years ago The scariest thing I ever did was port a set of new Edelbrock aluminum cylinder heads. WebCompetition Components 4406 Van Atta Rd. And a very good head porter. And if the photos hes sent us of the brand-new Oldsmobile aluminum cylinder head design his company has been working on are any indication, the opposite is exactly the case. Churn out all the asphalt-chewing, road-grating horsepower you want with our massive selection of rotating assemblies! There is not a better method of sealing combustion than the copper head gasket with the proper O-ring and receiver grooves machined into the head and block. I wouldnt say these gaskets are the best choice for aluminum heads. Once JavaScript is enabled please refresh the current page. 0000000833 00000 n 1970 Olds Cutlass S,9.5 to 1 358,Gen 3 Edelbrock,400Hp/Tq,Mahle 1mm pistons, Molnar rods,ARP,330 forged crank, 218/218 .541/.541 112 LSA roller cam, shorty headers,2.5" duals,X pipe, Superturbo's,2350 stall,TH2004R,3.08 Type "O". The Other 350s: Oldsmobile by Marlan Davis, Car Craft The Olds 350s design specs offer ample performance potential. It is the same method used by 5,000+-hp NHRA Top Fuel cars. All rights reserved. Although the ports have been raised, Wise says that the current Edelbrock intake for the 455 Oldsmobile engine bolts right on to the new cylinder head design. This website uses cookies to improve your experience. These guys have alot of experience and helpful and cheap, Nirmal is a good guy with alit of experience, Worst experience nasty attitude doesn't take responsibility he has had my motor for 8 months for 30 over bore hot tank and flycutting pistons had to return motor 3 times found metal shavings in motor motor was dirty and stay away from nirmal stay away. NO WATER BY PORTS SO PORTING IS INFINITE. Wow the before the bowl work they are far from impressive. 455 Olds to Go by Marlan Davis, Car Craft Joe Mondello builds a 500-horse 455 thats the Torque of the town. To provide a better shopping experience, our website uses cookies. Multi-layer steel gaskets made by Cometic are the ultimate in combustion sealing. Most Olds folks seem to prefer theC heads for their added performance and better flow. But opting out of some of these cookies may have an effect on your browsing experience. 0000001493 00000 n Stage II: $550 Our "street/strip" port job - for those on a budget. When milling to reduce the combustion-chamber volume, it takes approximately .006 inch of deck surface removed per cubic centimeter of reduced combustion-chamber volume. s !1AQa"q2B#R3b$r%C4Scs5D'6Tdt& Rocker arms and other supplemental parts increase the price as well. Throttle response and power range from 1500 - 6500 RPM. Options include stainless or titanium valves, beryllium valve seats, and a T&D 1.7:1 or 1.8:1 shaft rocker system thats been developed specifically for this application. 32806 407-855-9559 rocketranch@msn.com. WebEdelbrock Oldsmobile Heads. Stage III: See below for pricing complements any head porting for maximum horsepower. Standard full port goes about 250cc and flows over 340 cfm. All Rights Reserved. Oldsmobile Top End Kits; Oldsmobile Aluminum heads; Oldsmobile Intake and fuel systems; Oldsmobile rotating systems; Camshafts and lifter sets; Oldsmobile roller rockers and pushrods; Tomato enthusiasts have long debated the merits of determinate versus indeterminate varieties. Much like a Pontiac engine, WPE makes use of a valley tray with their design that is installed in the lifter valley to allow for intake installation and removal without affecting the cooling system. // Ported. JavaScript is disabled. 0000369682 00000 n CNC HEADS ARE AVAILABLE FULLY CNC PORTED AT AN ADDITIONAL COST. so, these are Pro Comps that got cleaned up a little? They must line up perfectly to each other. By continuing to use our site, you agree to their use. This new head features a modern 77cc combustion chamber, new larger 2.150 intake valve and updated ports for improved flow Performance cylinder heads enhance the airflow into your engine, giving you improved power and torque. The EX port is really good. Now, Wise Performance Engineering has developed the Oldsmobile Z cylinder head, based on hundreds of hours of research and development time. The famous C head is well known for being the best factory iron cylinder head to use, but I have not found that to be the case. As the Oldmobile engine was offered in both small-block (9.330-inch deck height) and big-block (10.625-inch deck height) with no other changes to the basic architecture, the cylinder heads works on either combination without any issues. Edelbrock Aluminum Cylinder Heads are ready to bolt on and go right out of the box. Includes port matching and blending of the plenum and its dividers. This creates additional horsepower and torque. Copyright 1995-2023 Rocket Racing & Performance LLC. Head Build Kits include the following: Intake Valves, Exhaust Valves, Valve Spring Retainers, Valve Locks, Valve Springs, Valve Stem Seals, and Valve Spring Locators. Specs . The obsolete factory Oldsmobile big-block .017-inch-thick steel shim gasket worked very well in my 11:1-compression NHRA Stock Eliminator engine. Pro-Port Raw heads are semi-machined with finished accessory, intake and exhaust flange bosses. Operating within the idle-5500 rpm range - they fit the bill perfectly. 0000369701 00000 n It'll pass anything except a gas station :-). Tests performed same day at delta P= 28" Hg Edelbrock heads ported by RR flow virtually identical to those ported by M at valve lift above 0.400", but at 0.200" lift, M porting yields 20% better flow than R porting. Coming along slowly.. it's a long winter. CHECK OUT THESE OUTSTANDING FEATURES: RAISED EXHAUST PORTS THAT ACCEPT STANDARD FLANGES. WebALL ROCKET RACING CYLINDER HEADS ARE BUILT PER CUSTOMER APPLICATION.PLEASE CALL TO ORDER. Submit your email to receive the latest stories and expert advice The lowest combustion chamber volume I ever had on an Edelbrock Performer RPM head with the standard combustion chamber was on the 2009 Engine Masters Challenge engine at 46 cc. Bulletproof Big Blocks by Chris Hemer, Popular Hot Rodding If your 455 Olds needs a booster shot, then its time to call The Doctor. Get Heads Shop reviews, rating, hours, phone number, directions and more. RRP ROCKER STUD GIRDLES ARE AVAILABLE FOR ROCKET RACING CYLINDER HEADS. Includes bowls and intake opening port match. SPRINGS,LOCKS, RETAINERS, STUDS,GUIDEPLATES, AND VALVES. Includes fully ported exhaust, bowl ported and port matched intake, and profiling of the combustion chambers. It is also known as Radiator Charlies Mortgage Lifter, after Charles Byles (1890-1976), an auto mechanic, This website uses cookies for functionality, analytics and advertising purposes as described in our, http://www.xsrpms.com/dragnet/rides/napier/index.html. Contact us for your application and pricing. These cylinder heads can certainly be made better with some work, but it is generally best to use the older castings. &6E'dtU7()euFVfvGWgw8HXhx9IYiy*:JZjz ? Older Post When it comes to yellow tomatoes, Carolina Gold is a popular determinate variety. Bolt on a set of fully assembled heads for instant power gains! They are available in .028 and .040 thicknesses. I'm sure I'll get flamed for not using e-brocks anyways.. Oldsmobile. WebHeads Shop at 4101 Bergen Turnpike, North Bergen, NJ 07047. Copyright 1999-2023 SteveSchmidtRacing.com. Heads Shop can be contacted via phone at (201) 223-2300 for pricing, hours and directions. As well as port matching. With 2021 in full swing, many gardeners are looking for new varieties of plants to grow. Some manifolds may not have enough material and runner volume to match, but the Edelbrock Victor (PN 2812) does. I have not found any considerable difference between the castings, with the exception of the J heads. A The phone number for Heads Shop is: (201) 223-2300. I only use these on cast-iron head engines. 0000000607 00000 n Even at that small 46-cc level, the cylinder head seemed to have adequate deck thickness for the 640 hp that the particular engine produced. 0000001469 00000 n These specially designed heads are unported and feature extra-thick decks, under-sized intake and exhaust runners, and increased wall thickness that allow professional head porters and engine builders to perform custom CNC porting and other modifications. Bolt on a set of Speedmaster's fully assembled cylinder heads for instant power gains. From basic "Hot-Rod" mild cylinder head porting for that street and strip machine to all out class competition machines where every horsepower matters, you're in good hands with CFM Performance! If you want a free port job on your small-block Olds heads, put the die grinder down. These heads are capable of over 400 cfm airflow. WebThe oval port head has 110-cc chambers, and the rectangular port head comes with 118-cc chambers. Oldsmobile factory-production big-block cylinder heads are identified by a letter cast into the front lower portion of the head on the number-1 and number-8 cylinders. So give your heads a check with a set of vernier calipers to make sure that the deck surfaces are parallel to the valve-cover rail and the same as each other. Flow testing: $100 Flow testing of one intake and exhaust - performed on our custom built bench at 28" of depression with flow sheet provided. Trust me, when the job is done properly, there arent any sealing issues in the highest-horsepower applications. They already have induction hardened seats and flow almost as good as C's. This modification is easily performed during the valve-job operation and turns an old, rusty, worn-out cylinder head with pitted seats into a set that is in brand-new condition. Description Includes the bowls, port match, and profiling of the combustion chambers. The Oldsmobile factory-production small-block cylinder heads are identified by a number cast into the front lower portion of the head next to the number-1 and number-8 cylinders. Stage I BP: $300 Our "street" port job - a minimum recommended porting stage. WebWhile your engine is apart we will make suggestions on increasing horsepower and torque. From Street to Race ready performance, weve got it all covered, Weve done all the hard work for you. But what can we do to help? When milling your cylinder heads, make sure that the machine shop machines the deck surface parallel to the valve-cover rail. Stock-type steel big-block Oldsmobile valves are available through SBI and other sources and are relatively inexpensive. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are as essential for the working of basic functionalities of the website. A Heads Shop is located at 4101 Bergen Turnpike, North Bergen, NJ 07047, A Heads Shop is open:Saturday: 8:00 AM - 8:00 AM Sunday: Closed Monday: 8:00 AM - 6:00 PM Tuesday: 8:00 AM - 6:00 PM Wednesday: 8:00 AM - 8:00 AM Thursday: 8:00 AM - 8:00 AM Friday: 8:00 AM - 8:00 AM. CNC finish faces and bolt holes for extreme accuracy, T6 heat treated gravity die cast construction (alloy heads only), OEM accessory bolt patters for simply compatibility, Plenty of material for upgrading to larger HP applications, Machined for screw in studs and guide plates, Flame hardened valve seats for use with all fuel, High Performance Street & Light Racing Application, Lightweight Valve Springs for maximum lift, High Perofrmance Chrysler 426 & 572 HEMI engines. Complete w/ Brodix Severe Duty 2.375 2 Brodix Race Rite 365 -385RRX square port complete heads. Head Porting At Home by Marlan Davis, Car Craft Professionally prep your own heads with Mondellos home porting kit. WebSpecializing in Oldsmobile high performance 4509 Crichton Ln. Stage V: See below for pricing Our "race" port job- for all out racing and maximum horsepower situations. %PDF-1.3 % Once cookies are enabled please refresh the current page. Edelbrock recommends a Champion plug in their info for the head. U The E castings are smaller than the others, but only by a few cubic centimeters. I personally prefer the gaskets from Flatout; they are made to order with any bore size and configuration, and are made and shipped within a few days. Having a decent port in the thing to where it would flow and work forced us to raise the intake port up 1.750-inch, and then we raised the exhaust port about the same. We also do 1,2,3,4,6,10, and 12 cylinder engine head work. We designed this stuff a few years ago, and just recently put them into production and have had some great results out of them. While many gardeners prefer the reliable production and compact size of determinates, others are drawn to the larger fruits and greater yields of indeterminates. As with any major engineering project, it wasnt so simple as just measuring the dimensions and transferring them over to a new casting. no cnc job or significant port work? Terms|Privacy, Oldsmobile Motor Cylinder Head Guide | CarTech. The impetus for the design came from, of all places, a look at the Chevrolet SB2-style cylinder head and its excellent-flowing, modern combustion chamber and port design. The after numbers look close to what everyone says these head flow, interesting. Mild porting (further blending with addition of chambers) same volume and flow jumps to about 315 cfm. In the 60s & 70s, this was the fastest wedge-head Chevrolet, running a 7.24 E.T. you have a ported head. Necessary cookies are absolutely essential for the website to function properly. WebOldsmobile Cylinder Head Porting larger image We can machine, install upgraded components and port your Oldsmobile cylinder heads. Our EFI systems provide excellent throttle response throughout the RPM range along with smooth engine operation. Side & Ream Head Bolt Holes, Finishing of Custom Unfinished Race Block, Machine / Align Bore for Big Ford Cam Bearings, Balancing V-8 Assemblies (Heavy Metal to Balance Additional Time & Material), Intake Match, Bowl Blend, Polish Chamber& Exhaust Port (Pr). Dont ever let anyone tell you that you dont need a receiver groove in these copper head gasket/O-ring applications. Plus, you can turn up the horsepower even more by choosing heads with CNC-ported runners and chambers, CNC-profiled chambers and other enhancements. All Steel Roller-Tip Adjustable Rocker Arm Systems, All Steel Roller-Tip Adjustable Rocker Arm Systems (Cast Iron Applications), Non-Roller Adjustable Rocker Systems (Cast Iron Applications). The 1972 W-30 H heads are probably the rarest; the 1970 W-30 F heads are not quite as rare. FEATURES INCLUDE: The only heads designed specifically to accommodate almost any CNC port configuration; Hot Isostatic Pressing castings available for increased strength and density; Cast in the USA at Edelbrocks state-of-the-art foundry Jason draws on over 15 years of experience in the automotive publishing industry, and collaborates with many of the industry's movers and shakers to create compelling technical articles and high-quality race coverage. That gasket performed very well at 11:1 compression and I never had a gasket failure. CUSTOM ENGINEERED GUIDEPLATES FOR THE ABSOLUTE BEST ALIGNMENT. Bernard Mondello, Joes son, grew up surrounded by the richest heritage in drag racing history. CNC Ported heads eliminate human error and variation from port to port. COMPLETE READY TO BOLT ON. We also use third-party cookies that help us analyze and understand how you use this website. Rebuilding Your First Engine by Joe Mondello This is a six part article with step-by-step instructions. Competition-ready heads feature fully CNC machined combustion chambers and blended seats for increased air flow and well as revised exhaust valve angles for larger intake valves. Burning fossil fuels for energy rel, Estlers Mortgage Lifter: An Heirloom Tomato Variety Perfect for Home Gardeners, Gardening is an enjoyable and rewarding hobby that many people enjoy. Includes port match. These gaskets basically consist of two layers of embossed hardened steel and a shim of desired thickness between. hump in the exhaust port, clean up of the bowl area behind the valve seat, and tear USES OLDSMOBILE HARLAND SHARP ROCKERS OR COMPARABLE. There are a number of head gaskets for the Oldsmobile engine. EFVU(eufv7GWgw8HXhx)9IYiy*:JZjz m !1AQa"q2#BRbr3$4CS%cs5DT The cylinder head is machined so that the stainless .041-inch-diameter O-ring protrudes .015 inch up from the deck, and the corresponding .040- to .060-inch-wide receiver groove is machined at the same depth into the block. 2023 CarTechBooks. From there, Oldsmobile engineers took their shot at creating the best possible drag race head, and introduced the Oldsmobile Pro Stock head (PN 24502585). Those were the days when you started a race with a flag man starter, not a Christmas tree. 0000000680 00000 n SpeedmasterTM cylinder heads offer improved power throughout the rpm range for greater throttle response and top-end horsepower. After lots of trial and error, plenty of burned welding wire, measuring, testing, fitting, and hair-pulling, he finally settled on dimensions that made sense for the Olds platform, and would provide an opportunity for both street and race customers to step into the 21st century in terms of performance and airflow capability. This ensures that the valve free-drop and combustion-chamber depth is even. These heads were a good bang for the buck with room to grow vs the cam that I am running. CNC combustion chambers offer superior control over flame travel and quench area. Mike is a great guy. Not intended for street application. You must choose UPS Ground to help ensure your order arrives before Christmas. The deck thickness and stiffness required on the cylinder heads has to be determined according to the amount of horsepower the engine can produce. Using only high-grade components, our team of machinists and engineers with 40+ years experience get the job done with quick turnaround time and proven precision and assured quality control. Project Murderous Overkill by Christian Hazel, JP Magazine The Mondello Monster. Includes bowl port. We then basically put those dimensions into our cylinder head, and then worked around the port and chamber dimensions to make everything fit within in Oldsmobile platform, he says. In the 1960s, Joe also worked part time for Carroll Shelby building the performance heads and engines that won the Le Mans Grand Prix. Virtually every set of Procomps I sell/install get 2.125 intakes because the bowls are more conducive to that valve size. flat head Ford along with 4 Stromberg Carbs, Edelbrock heads & manifold and of course, an Engle camshaft. These heads solve all of those problems, Wise explains. The Oldsmobile V-8 engine is not dead, says engine builder Brad Wise of Wise Performance Engineering. Copper head gaskets can be purchased from numerous suppliers such as Clark, Hussey, SCE, and Flatout Gaskets and should be ordered with a gasket-bore size .050-inch larger than your engine bore. If you get a set of roller rockers that don't require any machine work to install, you can put them on All rights reserved. They worked like a charm. THIS IS JUST A SAMPLING OF THE MANY FEATURES THESE HEADS HAVE. For instructions on how to enable JavaScript, please see the help section of your browser. Cookies are disabled. BEST OF ALL RAISED AND RELOCATED, SYMMETRICAL PORTS. Wise based his Olds cylinder head development on the port shape of the venerable Chevrolet SB2 cylinder head design. Includes full porting and polishing of the inside of the intake manifold. We deliver reliable horsepower, torque and drivability. Heads are available with bronze guides and iron seats, with a beryllium-copper seat available for max-effort applications. The most common modification done to these small-block Olds castings is to install the 2.000-inch-diameter intake and 1.625-inch- exhaust valves from the big-block. When performing the O-ring and receiver-groove operation, location of the O-ring and receiver groove is absolutely important. Joe Mondello began doing research & development work for Oldsmobile in 1968 and his ongoing commitment and dedication has merited him the name of Dr. Okemos, MI 48864 PH: 616.499.6223 Contact Us! 365-385 ports. The factory Olds cylinder head uses a 6-degree valve angle in an inline arrangement, and his decision to keep the new design to where it would work for both street and race-type applications presented plenty of challenges. Item is a matched pair of 1967-68-69 OldsmobileC code cylinder heads that have been stripped and prepped for a performance rebuild. WebAll Speedmaster 18deg. 0000001449 00000 n

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