All of the small-block combustion chambers have roughly the same shape, but vary in volume. WebPro-Port Raw heads are semi-machined with finished accessory, intake and exhaust flange bosses. When were done they flow just a bit better than your best numbers and work really well. Speedmaster Bare cylinder heads offer improved power throughout the entire rpm range for greater throttle response and top-end performance. WebCompetition Components Now offers CNC Ported Cylinder heads for Oldsmobile Engines. 365-385 ports. 32806 407-855-9559 rocketranch@msn.com. THESE HEADS WILL HAVE 2.190 INTAKE AND 1.72 EXHAUST VALVES. so, these are Pro Comps that got cleaned up a little? Cookie Policy. Standard valve sizes are 2.072 in. You might need to go hotter or colder depending on your setup, but this is roughly equivalent to a R45S. WebCompetition Components 4406 Van Atta Rd. Now, Wise Performance Engineering has developed the Oldsmobile Z cylinder head, based on hundreds of hours of research and development time. SpeedmasterTM cylinder heads offer improved power throughout the rpm range for greater throttle response and top-end horsepower. These cylinder heads can certainly be made better with some work, but it is generally best to use the older castings. One such individual is Brad Wise of Wise Performance Engineering. Throttle response and power range from 1500 - 6500 RPM. 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. This new head features a modern 77cc combustion chamber, new larger 2.150 intake valve and updated ports for improved flow Speedmaster line of EFI systems is all you need when deciding to upgrade your engine to modern electronic fuel injection. $3795. They are available in .028 and .040 thicknesses. RRP ROCKER STUD GIRDLES ARE AVAILABLE FOR ROCKET RACING CYLINDER HEADS. USES OLDSMOBILE HARLAND SHARP ROCKERS OR COMPARABLE. This ensures that the valve free-drop and combustion-chamber depth is even. 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. Estler's Mortgage Lifter tomato is one of the most popular heirloom varieties that is perfect for home gardeners. The super-thick deck is not an illusion Wise says these are 1.125-inch thick. Most Olds folks seem to prefer theC heads for their added performance and better flow. We'll assume you're ok with this, but you can opt-out if you wish. The after numbers look close to what everyone says these head flow, interesting. We also use third-party cookies that help us analyze and understand how you use this website. 440 Olds Stroker Small Block Photos by Chris Hemer, Popular Hot Rodding The strong arm solution for weak-kneed 350s. Mondello Performance Products, Inc. 1103 Paso Robles Street Paso Robles, California 93446, Toll Free Order Line: 877-322-4489 (Ordering with part numbers only). Heads Shop is located at 4101 Bergen Turnpike in North Bergen, New Jersey 07047. Pro Sportsman Porting Work- Call for Pricing! you have a ported head. Fully cnc'd. The most desirable small-block Olds cylinder heads are the number-6 and number-7 castings. To provide a better shopping experience, our website uses cookies. We'll be back on Monday, January 3. Operating within the idle-5500 rpm range - they fit the bill perfectly. Dont ever let anyone tell you that you dont need a receiver groove in these copper head gasket/O-ring applications. Web2- New Casting the 370 are factory ported cast from a 375X port this is a 2 new BB/C Pro Filer 385X racing heads. Just choose your level of performance. A street port job will open things up nicely. This factory iron big-block A cylinder head has the largest ports I have seen. CFM Performance Copyright 2023 - All Rights Reserved. We use only quality name brand parts that we trust giving our customers a superior product for their money. When it comes to yellow tomatoes, Carolina Gold is a popular determinate variety. You do. They require that the decks be flat and smooth. O-rings can be installed in the head or the block, but preferably in the cylinder head. Combustion Chamber, Exhaust and Intake Ports all fully CNC machined for better flow. Wise based his Olds cylinder head development on the port shape of the venerable Chevrolet SB2 cylinder head design. As with any major engineering project, it wasnt so simple as just measuring the dimensions and transferring them over to a new casting. These castings are undesirable for performance use. 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. The store will not work correctly in the case when cookies are disabled. Joe Mondello began doing research & development work for Oldsmobile in 1968 and his ongoing commitment and dedication has merited him the name of Dr. 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. We use encrypted SSL security to ensure that your credit card information is 100% protected. 0000369682 00000 n The oldest castings have a lower number and the latest production castings have a higher number. These heads solve all of those problems, Wise explains. There are a number of head gaskets for the Oldsmobile engine. I have not found any considerable difference between the castings, with the exception of the J heads. 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. Mike is a great guy. If you have him do a full port job, you will not be disappointed. Item is a matched pair of 1967-68-69 OldsmobileC code cylinder heads that have been stripped and prepped for a performance rebuild. So, which heads are the best performers, and how can you spot them? SpeedmasterTM kits bring together everything you need. Contact us for your application and pricing. @ 213 mph at the 1969 Indy U.S. Nationals. Standard full port goes about 250cc and flows over 340 cfm. v*UWb]v*U??~Z }e{XWU=_PF*+m (.__Z =j:S{O*>})Hu{Gl;bwyl8W8? 0000001331 00000 n Your One Stop Shop For Olds Performance Products. Big race port is 300cc and hits 390 cfm. Rebuilding Your First Engine by Joe Mondello This is a six part article with step-by-step instructions. Terms|Privacy, Oldsmobile Motor Cylinder Head Guide | CarTech. If you want a free port job on your small-block Olds heads, put the die grinder down. 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. 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. Heads Shop can be contacted via phone at (201) 223-2300 for pricing, hours and directions. Bolt on a set of fully assembled heads for instant power gains! Until then, my serious engines are sealed by this method. Joe Mondello and Racing are synonymous with each other. The cylinder head works by allowing the air-fuel mixture to enter one valve and the exhaust gas to exit the other. Mated with the fuel injection, it starts right up, has a nice raspy idle and great throttle response., 572 HEMI in a 64 Dodge 440 - Best Machine Racing Engines built the engine - we chose the Edelbrock heads as they were impressive castings with great finish and flow right out of the box! From Street to Race ready performance, weve got it all covered, Weve done all the hard work for you. During the early 70s, this winning father-son combination went to work at the Parker Dam 9 hour enduro, winning the Jet Boat class with an Olds 455 in 1972 and in 1975 & 1976, back to back wins with a 500 c.i.d. ***CALL FOR PRICING DUE TO NATONAL SHORTAGE ON PARTS AND MATERIALS***, HRE All Sheet Metal Intake Manifold for Dual Carburetors, HRE All Sheet Metal Intake Manifold for Single Carburetor, Edelbrock BBC "SSCE Custom" Super Victor Intake Manifold, Big Block or Small Block Chevy Aluminum Oil Pan, Moroso "Original" 3-Vane Racing Vacuum Pump Kit, Moroso 4-Vane "Enhanced Design" Vacuum Pump Kit, Manton Special 7/16" Heat Treated Pushrod Set of 16, Angle Mill Head Correct Int. The head has 1.125-inch decks, so were able to handle 2,000 horsepower blown and turbocharged combinations without any issues of the deck moving around. WebSpecializing in Oldsmobile high performance 4509 Crichton Ln. 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. But what can we do to help? 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. For the best experience on our site, be sure to turn on Javascript in your browser. WebAt the end of the day, pocket porting may not produce the fastest-looking set of heads or the most photogenic, but the results can be very satisfying. Some of our popular builds are: Edelbrock Performer RPM Olds Edelbrock Performer RPM (Stock & Super Stock) Contact Us Copyright 1995-2023 Rocket Racing & Performance LLC. Exhaust. Putting a higher flow head with 220cc runners on a relatively stock 350 would be going in the wrong direction. Okemos, MI 48864 PH: 616.499.6223 Contact Us! Intake and 1.680 in. 75 mm throttle body, A 90 mm mass, 24 or 30 lb injectors and a chip and tune after. WebOLDSMOBILE ALUMINUM HEADS 330,350,403,400,425,455. Peppers take longer than tomatoes to get going, so start them first. It looks like you could go huge on the exhaust ports, but I know that sometimes going too big actually kills velocity. Speedmaster El Rayo ignition system are designed for the enthusiast that is serious about performance but needs the small cap size due to space considerations when installed. flat head Ford along with 4 Stromberg Carbs, Edelbrock heads & manifold and of course, an Engle camshaft. 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. Cookies are disabled. Jiffy peat pellets are a popular choice for starting tomatoes, but they can also be used for peppers. WebThe oval port head has 110-cc chambers, and the rectangular port head comes with 118-cc chambers. Unsung Hero by Scott Parkhurst, Popular Hot Rodding The 403 Olds may be the most overlooked performance engine ever. The obsolete factory Oldsmobile big-block .017-inch-thick steel shim gasket worked very well in my 11:1-compression NHRA Stock Eliminator engine. COMPLETE READY TO BOLT ON. Seen here are two angles of the intake port. Includes port matching. This website uses cookies to improve your experience. This creates additional horsepower and torque. Includes bowls and intake opening port match. WebStage II: $500 Suggested porting for most intakes. ROLLER CAMSHAFT ..Call for pricing, SOLID ROLLER CAMSHAFT Call for pricing, CNC PORTED CYLINDER HEADSCall for pricing. FLAT TAPPET OR HYD. NO WATER BY PORTS SO PORTING IS INFINITE. Includes cutting a back angle on the valves at a specific degree. My question is how far can you port these heads? Older Post WebHeads Shop at 4101 Bergen Turnpike, North Bergen, NJ 07047. Back in the mid to late-00s, Wise was racing his Olds in the NMCAs Pro Stock class using a set of warmed over old-school Batten cylinder heads, and he eventually came to the realization that if he wanted his combination to progress, he was going to have to do something about the induction system, as the Batten heads were, for lack of a better term, tapped out. Another method of blocking the exhaust crossover is to machine a pocket on the intake side and press fit or silicone a piece of metal in there. Combustion Chamber, Exhaust and Intake Ports all fully CNC machined for better flow. They must line up perfectly to each other. 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). WebSpeedmaster CNC ported cylinder heads are machined on dedicated 4-axis and 5-axis CNC machining centers to ensure accuracy and cost effectiveness. Valve covers, fuel-injection-capable 4bbl-style intake manifolds, and other parts to install the cylinder heads are also available. There is a spacer system to make everything work with a big-block Olds. 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! 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. no cnc job or significant port work? Sweet, Growing Peppers in Your Garden: Tips, Hardening Off and Soil Mix, Growing peppers is a great way to spice up your garden. While few would ever recommend bolting small-block heads on a big-block engine, using the big-block heads atop a small-block bottom end is a cool hot rod trick. 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. Includes the bowls, port match, and profiling of the combustion chambers. As well as port matching. Joe celebrated over 40 years in the high performance manufacturing industry. A head with 180 or 185cc intake runners will work well on a typical 350 Chevy street engine that makes 400 to 450 horsepower. 0000369626 00000 n I'm sure I'll get flamed for not using e-brocks anyways.. When a Top Fuel car uses a method other than this to seal combustion pressure, Ill try it. Necessary cookies are absolutely essential for the website to function properly. Back when I ran the NHRA Stock Eliminator W-30 engine, I used the factory .017-inch embossed steel shim head gasket. Newer Post . SPRINGS,LOCKS, RETAINERS, STUDS,GUIDEPLATES, AND VALVES. 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". So remember: J is for junk. The 1972 W-30 H heads are probably the rarest; the 1970 W-30 F heads are not quite as rare. I sent the head out to them and had them build their complete shaft-style rocker system on it. The combustion chamber in the WPE Z head mimics the design of the SB2, as do the exhaust ports. WebPorting an Oldsmobile Small Block Head 2,618 views Sep 9, 2021 57 Dislike Share Junk Dump 352 subscribers Watch me port an Oldsmobile small block head. Stock-type steel big-block Oldsmobile valves are available through SBI and other sources and are relatively inexpensive. This website uses cookies to improve your experience while you navigate through the website. Unfortunately, they are not available anymore. Mild porting (further blending with addition of chambers) same volume and flow jumps to about 315 cfm. WebOffering top notch Aluminum Cylinder Head Porting and Cylinder Block Machining Services for High Performance Racing Engines by Race Engine Builder Steve Schmidt. Stage III: See below for pricing Complements any head porting for maximum horsepower. The Stage 1 head is fully CNC-machined and is delivered with 5/16-inch bronze valve guides and iron seats. 1 PAIR OF ROCKET RACING CYLINDER HEADS. 455 Olds to Go by Marlan Davis, Car Craft Joe Mondello builds a 500-horse 455 thats the Torque of the town. Build your own custom newsletter with the content you love from Dragzine, directly to your inbox, absolutely FREE! Specs . 0000000833 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. 0000363215 00000 n BTR stocks the commonly used thicknesses, and they are available in .027-, .030-, .036-, .040-, .045-, .051-, .060-, .065-, .071-, .074-, and .120-inch sizes. 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. porting and polishing of the inside of the intake manifold. These cookies do not store any personal information. 0000001449 00000 n 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. The heads are making really good power. 7/16"CAN BE USED WITH NO ISSUES AND DRILLED FOR 3/8" PUSHRODS. Olds Oldsmobile 1969 BareC Heads / 455 / XLNT! When they do fail in these applications, it usually ruins something like the block or the cylinder head. Using the experience he gained while racing in the NMCA and supporting his customers all over the world, Wise made the decision to investigate a new design that would provide some room for growth and the Z heads are the result. All rights reserved. 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. Includes a multi-angle or radius Serdi cut valve job on both heads (seat cutting only). In the early 1950s, before Joe was 17 years old, he had already ported & relieved more than 50 Ford flat head blocks for the finest engine builders of that era. 1979 2023 Speedmaster. 0.027" cometics, should be roughly 9.6-1. Submit your email to receive the latest stories and expert advice 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. The most popular for street applications are: the FelPro PN 8171 PT1; the FelPro PN 1155; and the Corteco PN 55660HG in .040-inch-thick and PN 55661HG in .028-inch-thick versions. It'll pass anything except a gas station :-). The same goes for the intake and exhaust ports on the muscle-car-era castings. The perfect cylinder head, designed for entry-level that results in great driveability, power and economy. Not intended for street application. JavaScript seems to be disabled in your browser. // Ported Item is a matched pair of 1967-68-69 OldsmobileC code cylinder heads that have been stripped and prepped for a performance rebuild. The Other 350s: Oldsmobile by Marlan Davis, Car Craft The Olds 350s design specs offer ample performance potential. s !1AQa"q2B#R3b$r%C4Scs5D'6Tdt& The oldest castings (used on the 1965 400 to 425-ci engines) have the letter A, and the latest big-block production castings have the letter J. Trust me, when the job is done properly, there arent any sealing issues in the highest-horsepower applications. WebOldsmobile Cylinder Head Porting larger image We can machine, install upgraded components and port your Oldsmobile cylinder heads. WebWhile your engine is apart we will make suggestions on increasing horsepower and torque. dual-quad big block Chevrolet. That gasket performed very well at 11:1 compression and I never had a gasket failure. Stage I: $300 Complements any of the above mentioned port jobs. ALONG WITH DUCTILE IRON SEATS THAT ARE COMPATIBLE WITH TITANIUM VALVES. Some of the key features include: Speedmaster CNC ported cylinder heads are machined on dedicated 4-axis and 5-axis CNC machining centers to ensure accuracy and cost effectiveness. H*-537S0 BK#s0k ] endstream endobj 27 0 obj 40 endobj 28 0 obj 361529 endobj 29 0 obj << /Type /XObject /Subtype /Image /Interpolate false /Filter /DCTDecode /Width 676 /Height 927 /BitsPerComponent 8 /ColorSpace /DeviceRGB /Length 28 0 R >> stream Bolt on a set of Speedmaster's fully assembled cylinder heads for instant power gains. napier 948 243 1 Jan 22, 2020 #3 nice looking ride. As well as port matching. For instructions on how to enable JavaScript, please see the help section of your browser. I have seen very slight water seepage on engines using aluminum heads. The factory Olds cylinder head uses a 6-degree valve angle in an inline arrangement, and his decision to keep the new design to where it would work for both street and race-type applications presented plenty of challenges. 0000001493 00000 n " ?~`?|-wR]6SK0[.@#Y8FljVlUU J@L>} 8 A_'kN}JMx!M*~_YkkRaKA;CQ=U ?1Y-o)K ?YyFAiW7WTI *" 2D?ks,P)k!PCo* \?+0%/rD_Bt!e{IlI!|U8?!> 8z~Uj^[#2P#^W$*UWQ -TeE9\ Bulletproof Big Blocks by Chris Hemer, Popular Hot Rodding If your 455 Olds needs a booster shot, then its time to call The Doctor. Molding two designs into one proved more challenging than expected, but hard work and solid engineering principles made the Z head a reality. All of the great drag race cars ran with Mondello. The EX port is really good. Heads are ready to bolt on right out of the box, Made from high quality components, built to last and assembled in our California facility. Speedmasters 6-71 Street Supercharger kits can give you 45-55 percent more streetable power. Churn out all the asphalt-chewing, road-grating horsepower you want with our massive selection of rotating assemblies! Includes port matching and blending of the plenum and its dividers. Stage V Competition: Standard valve angle, conventional style heads, Stage V Ultra-Competition: altered valve angle, competition style heads. JFIF H H Adobe d@ Coming along slowly.. it's a long winter. I wouldnt say these gaskets are the best choice for aluminum heads. Multi-layer steel gaskets made by Cometic are the ultimate in combustion sealing. This tells you if both heads are milled the same amount and if those decks are straight. Not a lot of flow yet as there's no real work in them yet They're going on a 461, cn crank, stock rods, arp head, rod, main bolts. 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. All rights reserved. We use cookies to provide you with the best possible user experience. They already have induction hardened seats and flow almost as good as C's. Installing these larger valves should be standard procedure, even for stock rebuilds. Once cookies are enabled please refresh the current page. In the 1960s, Joe also worked part time for Carroll Shelby building the performance heads and engines that won the Le Mans Grand Prix. In the 60s & 70s, this was the fastest wedge-head Chevrolet, running a 7.24 E.T. Sure as heck not going to put that kind of money into my gravity laden iron turd heads. DRILLED FOR 1/2" HEAD STUDS. Continuing use of the site implies consent. In my experience, it seems that the rest of the factory cast-iron cylinder heads (A through H) are close enough in runner shape and size so that it does not really matter which one you select for your high-performance Oldsmobile project, especially if you are porting them. When you remove a cylinder head torqued up with a copper head gasket, you literally have to pry the gasket off the block because the soft copper embeds into the receiver grooves, which is what seals the combustion pressure. Get Heads Shop reviews, rating, hours, phone number, directions and more. At my door for 2400$ Canukistan dollars (1830 us). The debate is further complicated by the fact that some tomato varieties can be either determinate or indeterminate depending on their growing conditions.
Taiwan Basket Sybaris, Articles P