In the 60s & 70s, this was the fastest wedge-head Chevrolet, running a 7.24 E.T. Porting at Home by Michael Lufty, All Chevy Head Wizard Joe Mondello offers tricks of the trade. 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. CNC ported w/ 5 angle valve job. Pro-Port Raw heads are semi-machined with finished accessory, intake and exhaust flange bosses. They already have induction hardened seats and flow almost as good as C's. Jiffy peat pellets are a popular choice for starting tomatoes, but they can also be used for peppers. 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. Get Heads Shop reviews, rating, hours, phone number, directions and more. you have a ported head. There is a spacer system to make everything work with a big-block Olds. Putting a higher flow head with 220cc runners on a relatively stock 350 would be going in the wrong direction. hump in the exhaust port, clean up of the bowl area behind the valve seat, and tear Oldsmobile Aluminum heads I have seen many engines use these in very-high-horsepower turbo and blower applications with varying degrees of success. WebCompetition Components Now offers CNC Ported Cylinder heads for Oldsmobile Engines. EFVU(eufv7GWgw8HXhx)9IYiy*:JZjz m !1AQa"q2#BRbr3$4CS%cs5DT Milling cylinder heads for increased compression is a relatively easy operation because Oldsmobile cylinder heads are square and can easily be cut without any special fixturing. Speedmaster Bare cylinder heads offer improved power throughout the entire rpm range for greater throttle response and top-end performance. Using the experience he gained while racing in the NMCA and supporting his customers all over the world, Wise made the decision to investigate a new design that would provide some room for growth and the Z heads are the result. Giant Killer by Chris Hemer, Popular Hot Rodding Bigger isnt always better and Mondellos 307 Olds proves the point. I've blown my wallet on e-brocks in the past, so we'll see if I'm disappointed this summer. Eddies Performance Motors-High Performance Engines, Crate Joes worldwide clientele bears this axiom out; using Mondello heads & engines, they have set every type of record imaginable. Estler's Mortgage Lifter tomato is one of the most popular heirloom varieties that is perfect for home gardeners. WebOldsmobile factory-production big-block cylinder heads are identified by a letter cast into the front lower portion of the head on the number-1 and number-8 cylinders. Includes full porting and polishing of the inside of the intake manifold. Those were the days when you started a race with a flag man starter, not a Christmas tree. Stock-type steel big-block Oldsmobile valves are available through SBI and other sources and are relatively inexpensive. They are available in .028 and .040 thicknesses. Extremely aggressive , suited for next level all-out competition. This essentially blends all of the casting in the head for improved flow. The factory iron small-block cylinder head has some very small intake ports and is very plain to see. But opting out of some of these cookies may have an effect on your browsing experience. Includes port matching and blending of the plenum and its dividers. At my door for 2400$ Canukistan dollars (1830 us). A good option for ported heads. My #6 heads probably flow close to the first numbers. @ 213 mph at the 1969 Indy U.S. Nationals. Includes bowls and intake opening port match. 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. Bernard Mondello, Joes son, grew up surrounded by the richest heritage in drag racing history. Speedmaster cylinder heads offer great performance for less than it would cost to rebuild an old set. 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. The Stage 1 head is fully CNC-machined and is delivered with 5/16-inch bronze valve guides and iron seats. 2023 CarTechBooks. SPRINGS,LOCKS, RETAINERS, STUDS,GUIDEPLATES, AND VALVES. Bulletproof Big Blocks by Chris Hemer, Popular Hot Rodding If your 455 Olds needs a booster shot, then its time to call The Doctor. Mondello Performance Products, Inc. 1103 Paso Robles Street Paso Robles, California 93446, Toll Free Order Line: 877-322-4489 (Ordering with part numbers only). All Rights Reserved. Rocker arms and other supplemental parts increase the price as well. Wise Performance Engineering's Oldsmobile CNC combustion chambers offer superior control over flame travel and quench area. Speedmaster Cylinder Head parts have been assembled with the finest premium components to provide your engine with optimal airflow for maximum engine performance. Oldsmobile We use only quality name brand parts that we trust giving our customers a superior product for their money. They feature double-pinned rotors (timed and clearanced after assembly), heavy duty front and rear bearing plates, and an intake manifold. We'll assume you're ok with this, but you can opt-out if you wish. Stage III: See below for pricing complements any head porting for maximum horsepower. We had T&D design the rocker system for these. They must line up perfectly to each other. 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. 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. Oldsmobile If you have him do a full port job, you will not be disappointed. Yes, they have a ton of potential but need some work to get there obviously. This method brings you pretty close. They did change quite a bit in the later smog engine years. Edelbrock vs stock C iron heads CFM Performance Copyright 2023 - All Rights Reserved. In those days, the shops clientele read like a Whos Who of drag racing greats. One such individual is Brad Wise of Wise Performance Engineering. The oldest castings have a lower number and the latest production castings have a higher number. You also have the option to opt-out of these cookies. Speedmaster has taken the guesswork out of top-end component selection by actually placing the top end components together in complete kits. The Sportsman Series offer high horsepower and excellent torque. Also available from WPE are exhaust flanges, valley trays, and every other part youll need for installation. Cookies are disabled. With the right seat cutters, the bowl is larger and the bowl shape allows a better transition for the air/fuel mixture to exit the valve, thus increasing available horsepower. There are a number of head gaskets for the Oldsmobile engine. Just bolt on a set of complete heads for instant power - cos we've done all the hard work for you! These gaskets are pretty much available in any thickness and bore size when you custom-order them. WebShop Oldsmobile vehicles in Rahway, NJ for sale at Cars.com. 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. The series ended there. For instructions on how to enable cookies, please see the help section of your browser. Heads are available with bronze guides and iron seats, with a beryllium-copper seat available for max-effort applications. 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". They worked like a charm. Joe Mondello began doing research & development work for Oldsmobile in 1968 and his ongoing commitment and dedication has merited him the name of Dr. Makes buying a bare set less tempting. O-rings can be installed in the head or the block, but preferably in the cylinder head. Olds Oldsmobile For those racers looking for a head with 500+hp potential, this is it! 0000001469 00000 n Filling the exhaust heat crossovers can never hurt. Reusing this cam for this year. The stock cylinder head and other designs on the market are capable of flowing about 320 cfm, but above that, and above .650-inch lift, they become inefficient and the airflow becomes very turbulent because of the chamber design. SPRINGS,LOCKS, RETAINERS, STUDS,GUIDEPLATES, AND VALVES. %PDF-1.3 % 7/16"CAN BE USED WITH NO ISSUES AND DRILLED FOR 3/8" PUSHRODS. as well as profiling of the combustion chambers. NO WATER BY PORTS SO PORTING IS INFINITE. In the 1960s, Joe also worked part time for Carroll Shelby building the performance heads and engines that won the Le Mans Grand Prix. 0000000607 00000 n Oldsmobile small-block cylinder heads have a number, like this popular number-7 casting cylinder head. 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. NO HEAD BOLT HOLES TO DEAL WITH WHEN PORTING. Joe celebrated over 40 years in the high performance manufacturing industry. We'll be back on Monday, January 3. 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. Stage III: See below for pricing Complements any head porting for maximum horsepower. Whether youre growing hot or sweet varieties, there are some important tips for success. 0000369701 00000 n These heads solve all of those problems, Wise explains. ***CALL FOR PRICING DUE TO NATONAL SHORTAGE ON PARTS AND MATERIALS***CUSTOM - SPECIAL MACHINING or ENGINEERING BY QUOTE. 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. From there, Oldsmobile engineers took their shot at creating the best possible drag race head, and introduced the Oldsmobile Pro Stock head (PN 24502585). They definitely have the smallest runners of the bunch, and are a poor choice for performance use, even with porting. Heads Shop is located at 4101 Bergen Turnpike in North Bergen, New Jersey 07047. For the best experience on our site, be sure to turn on Javascript in your browser. WebOldsmobile Cylinder Head Porting larger image We can machine, install upgraded components and port your Oldsmobile cylinder heads. Exhaust. WebSpecializing in Oldsmobile high performance 4509 Crichton Ln. A Heads Shop has a 4.0 Star Rating from 4 reviewers. WebAll Speedmaster 18deg. This ensures that the valve free-drop and combustion-chamber depth is even. Pricing is for traditional V-8 cylinder head pairs. Our Cylinder Heads are built and assembled in-house at our facility in California. All of the small-block combustion chambers have roughly the same shape, but vary in volume. When were done they flow just a bit better than your best numbers and work really well. ROLLER CAMSHAFT ..Call for pricing, SOLID ROLLER CAMSHAFT Call for pricing, CNC PORTED CYLINDER HEADSCall for pricing. When milling your cylinder heads, make sure that the machine shop machines the deck surface parallel to the valve-cover rail. Copyright 1999-2023 SteveSchmidtRacing.com. Quality is assured with 40 years experience in the Differential Industry and full involvement in all forms of motorsport from V8 SUPERCAR To Group 1 Drag Racing. These Hurst Olds D heads are some of the rarest Olds heads. Knowton's Thunderheads & Racing Engines || KTREstore.com 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. I have not found any considerable difference between the castings, with the exception of the J heads. You have a direct, line of sight to the valve on both the intake and exhaust side. 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. As well as port matching. Head Build Kits include the following: Intake Valves, Exhaust Valves, Valve Spring Retainers, Valve Locks, Valve Springs, Valve Stem Seals, and Valve Spring Locators. These heads are capable of over 400 cfm airflow. 1979 2023 Speedmaster. Notice the shape of the port under the intake seat. Today, Chevrolet performance cylinder heads still utilize the identical combustion chamber, which Joe designed in the early 1960s known as the Posi-Flow chamber. Of all the factory iron heads I have played with, I have found the A heads to be the best in stock form. 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.

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