This factory iron big-block A cylinder head has the largest ports I have seen. I have seen many heads that have been milled unevenly, which throws everything off. Big race port is 300cc and hits 390 cfm. 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! RRP ROCKER STUD GIRDLES ARE AVAILABLE FOR ROCKET RACING CYLINDER HEADS. " ?~`?|-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\ The perfect cylinder head, designed for entry-level that results in great driveability, power and economy. 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. 0000369701 00000 n I have milled factory iron, Batten, and Edelbrock Performer RPM heads as much as .100 inch for certain applications. 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. Includes full Bulletproof Big Blocks by Chris Hemer, Popular Hot Rodding If your 455 Olds needs a booster shot, then its time to call The Doctor. FLAT TAPPET OR HYD. So, which heads are the best performers, and how can you spot them? CNC ported w/ 5 angle valve job. This new head features a modern 77cc combustion chamber, new larger 2.150 intake valve and updated ports for improved flow WebOldsmobile Cylinder Head Porting larger image We can machine, install upgraded components and port your Oldsmobile cylinder heads. 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. 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. Always remember, at Mondellos you get what you pay for: Horsepower, not promises. Rocker arms and other supplemental parts increase the price as well. When it comes to yellow tomatoes, Carolina Gold is a popular determinate variety. They worked like a charm. THIS IS JUST A SAMPLING OF THE MANY FEATURES THESE HEADS HAVE. Any time you force air to flow along a particular path, the total flow almost certainly drops. Build your own custom newsletter with the content you love from Dragzine, directly to your inbox, absolutely FREE! 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. 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. For the more serious street application, the SuperStreet Series boasts high quality intake and exhaust valves and valve springs suited for daily drivers and tough street machines. EFVU(eufv7GWgw8HXhx)9IYiy*:JZjz m !1AQa"q2#BRbr3$4CS%cs5DT Theres enough material in and around the deck to handle that kind of power, he explains. Multi-layer steel gaskets made by Cometic are the ultimate in combustion sealing. Most Olds folks seem to prefer theC heads for their added performance and better flow. The combustion chamber in the WPE Z head mimics the design of the SB2, as do the exhaust ports. But opting out of some of these cookies may have an effect on your browsing experience. THESE HEADS WILL HAVE 2.190 INTAKE AND 1.72 EXHAUST VALVES. We also use third-party cookies that help us analyze and understand how you use this website. Get Heads Shop reviews, rating, hours, phone number, directions and more. In the 60s & 70s, this was the fastest wedge-head Chevrolet, running a 7.24 E.T. Bolt on a set of fully assembled heads for instant power gains! Porting at Home by Michael Lufty, All Chevy Head Wizard Joe Mondello offers tricks of the trade. DRILLED FOR 1/2" HEAD STUDS. Speedmaster El Rayo ignition system are designed for the enthusiast that is serious about performance but needs the small cap size due to space considerations when installed. The heads are making really good power. Having a decent port in the thing to where it would flow and work forced us to raise the intake port up 1.750-inch, and then we raised the exhaust port about the same. While many gardeners prefer the reliable production and compact size of determinates, others are drawn to the larger fruits and greater yields of indeterminates. The ultimate setup in cylinder sealing is the copper head gasket with a stainless O-ring embedded into the cylinder head, with a corresponding receiver groove machined in the block. At my door for 2400$ Canukistan dollars (1830 us). But I have not had a failure with these gaskets on cast-iron cylinder-head engines. In those days, the shops clientele read like a Whos Who of drag racing greats. To learn more, view our If you get a set of roller rockers that don't require any machine work to install, you can put them on Wise offers his expertise in setting up the cylinder heads per customer input and through the application of his 30-plus years of experience with the Oldsmobile platform. Valve Profiling: $50 Produces dramatic increases in low lift flow. Stage III: See below for pricing Complements any head porting for maximum horsepower. These MLS gaskets are made to order from Cometic and take about four weeks to produce. With the racing we do, we spin the engine up to 9.500 rpm or more, and we needed a cylinder head that would handle the piston speed. This creates additional horsepower and torque. We had T&D design the rocker system for these. The Sportsman Series offer high horsepower and excellent torque. When performing the O-ring and receiver-groove operation, location of the O-ring and receiver groove is absolutely important. They include almost everything you need to make serious horsepower. 1979 2023 Speedmaster. All rights reserved. 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. This design allows you to select a wide array of thicknesses for the application. Dont ever let anyone tell you that you dont need a receiver groove in these copper head gasket/O-ring applications. WebOldsmobile 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. Oldsmobile Top End Kits; Oldsmobile Aluminum heads; Oldsmobile Intake and fuel systems; Oldsmobile rotating systems; Camshafts and lifter sets; Oldsmobile roller rockers and pushrods; Orlando Fl. 0000001493 00000 n Stage III: $850 Our "strip" port job - the best bang for the buck. 0.027" cometics, should be roughly 9.6-1. 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. Includes bowls and intake opening port match. From there, Oldsmobile engineers took their shot at creating the best possible drag race head, and introduced the Oldsmobile Pro Stock head (PN 24502585). Throttle response and power range from 1500 - 6500 RPM. That gasket performed very well at 11:1 compression and I never had a gasket failure. You might need to go hotter or colder depending on your setup, but this is roughly equivalent to a R45S. Makes buying a bare set less tempting. Terms|Privacy, Oldsmobile Motor Cylinder Head Guide | CarTech. A head with 180 or 185cc intake runners will work well on a typical 350 Chevy street engine that makes 400 to 450 horsepower. SPRINGS,LOCKS, RETAINERS, STUDS,GUIDEPLATES, AND VALVES. For the ultimate in Street Performance, look no further than the Outlaw Series. 0000363215 00000 n %PDF-1.3 % But what can we do to help? They must line up perfectly to each other. These castings are undesirable for performance use. WebEdelbrock Oldsmobile Heads. Includes port match. WebAll Speedmaster 18deg. These heads are capable of over 400 cfm airflow. When they do fail in these applications, it usually ruins something like the block or the cylinder head. I dont really know, but when I have an issue with something, I dont use that product again. Putting a higher flow head with 220cc runners on a relatively stock 350 would be going in the wrong direction. 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. When BTR performs this operation, the O-ring and receiver grooves are located off of the cylinder head and block dowel pins, and are machined on a Cincinnati CNC machine, which makes it easy to get perfect. Combustion Chamber, Exhaust and Intake Ports all fully CNC machined for better flow. Race Recondition: $350 Complete recondition of cylinder heads with a Serdi cut valve job, surface mill, cleaning, inspection, re-assembly and new valve seals installed. Item is a matched pair of 1967-68-69 OldsmobileC code cylinder heads that have been stripped and prepped for a performance rebuild. ALONG WITH DUCTILE IRON SEATS THAT ARE COMPATIBLE WITH TITANIUM VALVES. I've blown my wallet on e-brocks in the past, so we'll see if I'm disappointed this summer. trailer << /Size 36 /Info 21 0 R /Root 24 0 R /Prev 1192120 /ID[] >> startxref 0 %%EOF 24 0 obj << /Type /Catalog /Pages 19 0 R /Metadata 20 0 R >> endobj 34 0 obj << /S 49 /Filter /FlateDecode /Length 35 0 R >> stream COMPLETE READY TO BOLT ON. FULL RADIUS CNC 75 CC CHAMBER TO PROMOTE COMPLETE COMBUSTION, STOCK APPEARING BOLT BOSES FOR ALTERNATORS, ETC. Whether youre growing hot or sweet varieties, there are some important tips for success. These gaskets basically consist of two layers of embossed hardened steel and a shim of desired thickness between. Plus, you can turn up the horsepower even more by choosing heads with CNC-ported runners and chambers, CNC-profiled chambers and other enhancements. 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. 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. flat head Ford along with 4 Stromberg Carbs, Edelbrock heads & manifold and of course, an Engle camshaft. In the 1960s, Joe also worked part time for Carroll Shelby building the performance heads and engines that won the Le Mans Grand Prix. 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. 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. 455 Olds to Go by Marlan Davis, Car Craft Joe Mondello builds a 500-horse 455 thats the Torque of the town. Our race prepped heads use a 2.19 intake valve and are 244 cc runner. Includes fully ported exhaust, bowl ported and port matched intake, and profiling of the combustion chambers. So remember: J is for junk. 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). Wow the before the bowl work they are far from impressive. 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 Yes, they have a ton of potential but need some work to get there obviously. 0000001469 00000 n WebCompetition Components Now offers CNC Ported Cylinder heads for Oldsmobile Engines. From Street to Race ready performance, weve got it all covered, Weve done all the hard work for you. Cam is an old grind, smaller base circle 234/244 .520 .542. 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. The obsolete factory Oldsmobile big-block .017-inch-thick steel shim gasket worked very well in my 11:1-compression NHRA Stock Eliminator engine. I'm sure I'll get flamed for not using e-brocks anyways.. Includes port matching and blending of the plenum and its dividers. 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. Pricing is for traditional V-8 cylinder head pairs. Molding two designs into one proved more challenging than expected, but hard work and solid engineering principles made the Z head a reality. 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. I sent the head out to them and had them build their complete shaft-style rocker system on it. These cylinder heads can certainly be made better with some work, but it is generally best to use the older castings. COMPLETE READY TO BOLT ON. NO WATER BY PORTS SO PORTING IS INFINITE. Joe Mondello has set national records and won events over the years with both cars and boats. Until then, my serious engines are sealed by this method. Description For the best experience on our site, be sure to turn on Javascript in your browser. Head Build Kits include the following: Intake Valves, Exhaust Valves, Valve Spring Retainers, Valve Locks, Valve Springs, Valve Stem Seals, and Valve Spring Locators. There is a spacer system to make everything work with a big-block Olds. Heads are available with bronze guides and iron seats, with a beryllium-copper seat available for max-effort applications. 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. I have seen many engines use these in very-high-horsepower turbo and blower applications with varying degrees of success. We use cookies to provide you with the best possible user experience. Today, Chevrolet performance cylinder heads still utilize the identical combustion chamber, which Joe designed in the early 1960s known as the Posi-Flow chamber. 365-385 ports. For the racing weve done, there is no cylinder head out there that was worth anything, he explains. Oldsmobile small-block cylinder heads have a number, like this popular number-7 casting cylinder head. Okemos, MI 48864 PH: 616.499.6223 Contact Us! WebHeads Shop at 4101 Bergen Turnpike, North Bergen, NJ 07047. 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. If you have him do a full port job, you will not be disappointed. v*UWb]v*U??~Z }e{XWU=_PF*+m (.__Z =j:S{O*>})Hu{Gl;bwyl8W8? Our EFI systems provide excellent throttle response throughout the RPM range along with smooth engine operation. The most desirable small-block Olds cylinder heads are the number-6 and number-7 castings. 2023 Power Automedia. Exhaust. Now, Wise Performance Engineering has developed the Oldsmobile Z cylinder head, based on hundreds of hours of research and development time. They are available for popular V8 engines. CHECK OUT THESE OUTSTANDING FEATURES: RAISED EXHAUST PORTS THAT ACCEPT STANDARD FLANGES. The best head gasket in 98 percent of high-performance Oldsmobile applications is the Cometic MLS head gasket (multi-layer steel). Intake and 1.680 in. Includes full porting and polishing of the inside of the intake manifold. Pricing on the WPE Z head starts at $2,850 per pair for the Stage 1 design, with incremental prices increases as the user seeks to increase performance by choosing the Stage 2, 3 or 4 designs. The Edelbrock 455 Olds manifold bolts right on. With a range of 77 cc to 46 cc, you should have a variety of compression ratios available for your simple mill job. dual-quad big block Chevrolet. Tomato enthusiasts have long debated the merits of determinate versus indeterminate varieties. They feature double-pinned rotors (timed and clearanced after assembly), heavy duty front and rear bearing plates, and an intake manifold. Traco Engineering, known at the time for extremely fast Indy cars and various sprint cars, utilized Mondello heads exclusively. cool, thanks for sharing. We wanted to keep the design as close to OEM specs as possible so that guys could bolt these on using existing components, but have a chamber design thats modern. Known for giving you the optimal airflow combination for maximum engine performance. CNC HEADS ARE AVAILABLE FULLY CNC PORTED AT AN ADDITIONAL COST. If you bolt a set of big-block heads on a small-block, its like bolting on a ported head. 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. The EX port is really good. This category only includes cookies that ensures basic functionalities and security features of the website. WebSpecializing in Oldsmobile high performance 4509 Crichton Ln. I have seen very slight water seepage on engines using aluminum heads. My question is how far can you port these heads? The 2 columns are a before and after bowl porting/blending. THIS PACKAGE INCLUDES: 1 PAIR OF ROCKET RACING CYLINDER HEADS. This, Affordable Street Performance Applications, Select Performer Heads are 50-States Legal, Next-Level Street Performance Applications, High-Performance Street & Light Race Applications, Available in CNC Ported for Maximum HP/TQ, Raised Runners, Revised Chambers and Relocated Valves, Available with original Edelbrock script or block logo design, Available with raised-roof combustion chamber design for high-lift cams, Manufactured by the company that pioneered Flathead performance, 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. The heads are offered in four different configurations, from a basic CNC-chamber, CNC intake/exhaust port design that flows 340 cfm on the companys Superflow SF600 flowbench all the way up to the big-dog 400-plus cfm max-effort cylinder head designed for all-out racing applications. Horsepower Secrets by Chris Hemer, Musclecar Review How to make a stock-looking engine run like the wind. so, these are Pro Comps that got cleaned up a little? Speedmaster cylinder heads feature as-cast ports in both alloy and cast iron and are designed for entry-level street/strip performance applications operating in the idle-to-6500 rpm range. We'll assume you're ok with this, but you can opt-out if you wish. O-rings can be installed in the head or the block, but preferably in the cylinder head. BEST OF ALL RAISED AND RELOCATED, SYMMETRICAL 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. Edelbrock recommends a Champion plug in their info for the head. 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.