Porting at Home by Michael Lufty, All Chevy Head Wizard Joe Mondello offers tricks of the trade. ALONG WITH DUCTILE IRON SEATS THAT ARE COMPATIBLE WITH TITANIUM VALVES. CNC ported w/ 5 angle valve job. We'll be back on Monday, January 3. 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. CHECK OUT THESE OUTSTANDING FEATURES: RAISED EXHAUST PORTS THAT ACCEPT STANDARD FLANGES. All rights reserved. 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The oldest castings have a lower number and the latest production castings have a higher number. Heads Shop can be contacted via phone at (201) 223-2300 for pricing, hours and directions. If you get a set of roller rockers that don't require any machine work to install, you can put them on Bernard Mondello, Joes son, grew up surrounded by the richest heritage in drag racing history. WebWhile your engine is apart we will make suggestions on increasing horsepower and torque. COMPLETE READY TO BOLT ON. 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. ***CALL FOR PRICING DUE TO NATONAL SHORTAGE ON PARTS AND MATERIALS***CUSTOM - SPECIAL MACHINING or ENGINEERING BY QUOTE. A street port job will open things up nicely. COMPLETE READY TO BOLT ON. Joe Mondello designed open chamber big and small block Chevy cylinder heads and pistons long before Chevy did. 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. This factory iron big-block A cylinder head has the largest ports I have seen. Heads Shop is located at 4101 Bergen Turnpike in North Bergen, New Jersey 07047. %PDF-1.3 % Mike is a great guy. But opting out of some of these cookies may have an effect on your browsing experience. Throttle response and power range from 1500 - 6500 RPM. Our Cylinder Heads are built and assembled in-house at our facility in California. The traditional Oldsmobile V-8 is unique, in that both small- and big-block versions can share the same cylinder head castings. Very happy with the power made on the dyno with the Edelbrock Carbs. Extremely aggressive , suited for next level all-out competition. 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. The Other 350s: Oldsmobile by Marlan Davis, Car Craft The Olds 350s design specs offer ample performance potential. These cookies do not store any personal information. This website uses cookies to improve your experience while you navigate through the website. While many gardeners prefer the reliable production and compact size of determinates, others are drawn to the larger fruits and greater yields of indeterminates. For those looking to build an Olds small-block, Wise recommends using one of the mid-80s Olds diesel engine blocks, adding these cylinder heads, then utilizingthe Edelbrock 455 manifold on top to work with the raised port location. These heads are capable of over 400 cfm airflow. flat head Ford along with 4 Stromberg Carbs, Edelbrock heads & manifold and of course, an Engle camshaft. 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. 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. THIS IS JUST A SAMPLING OF THE MANY FEATURES THESE HEADS HAVE. 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 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. 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. For the best experience on our site, be sure to turn on Javascript in your browser. Most Olds folks seem to prefer theC heads for their added performance and better flow. So remember: J is for junk. One such individual is Brad Wise of Wise Performance Engineering. But I have not had a failure with these gaskets on cast-iron cylinder-head engines. You have a direct, line of sight to the valve on both the intake and exhaust side. Oldsmobile. 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. As with any major engineering project, it wasnt so simple as just measuring the dimensions and transferring them over to a new casting. SpeedmasterTM kits bring together everything you need. Head Porting At Home by Marlan Davis, Car Craft Professionally prep your own heads with Mondellos home porting kit. They already have induction hardened seats and flow almost as good as C's. From there, Oldsmobile engineers took their shot at creating the best possible drag race head, and introduced the Oldsmobile Pro Stock head (PN 24502585). In 1951, Joe was racing at airports and drag strips throughout Southern California. Head or block O-ringing: Starting at $250, Address: 1035 Front Royal Dr. Indianapolis, IN 46227. BEST OF ALL RAISED AND RELOCATED, SYMMETRICAL PORTS. I have not found any considerable difference between the castings, with the exception of the J heads. 1 ROCKET If its a 383 stroker, you can probably go with 200cc intake runners. 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. Joseph Mondello passed away in April of 2011, but he will always be known for designing, building and providing us all with the best high performance products money can buy. These cylinder heads can certainly be made better with some work, but it is generally best to use the older castings. Contact us for your application and pricing. 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. JavaScript is disabled. The super-thick deck is not an illusion Wise says these are 1.125-inch thick. Assembly has been carried out at the Speedmasters TDS Department by the Head differential technician. I have seen many heads that have been milled unevenly, which throws everything off. WebEdelbrock Oldsmobile Heads. 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. If you have him do a full port job, you will not be disappointed. Unfortunately, they are not available anymore. 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. Also available from WPE are exhaust flanges, valley trays, and every other part youll need for installation. Stage III: See below for pricing Complements any head porting for maximum horsepower. I dont have time to figure out why some companys product failed, especially when there is something else I can get my hands on that performs reliably. For the best experience on our site, be sure to turn on Javascript in your browser. Joe Mondello has set national records and won events over the years with both cars and boats. The 2 columns are a before and after bowl porting/blending. From Street to Race ready performance, weve got it all covered, Weve done all the hard work for you. 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. With 70cc chambers built into the heads from the beginning, the heads handle street performance, but Wise explains that users looking to use them in more aggressive combinations can knock down the chamber dimension by decking the cylinder head and build some compression into the engine. // Ported. We use only quality name brand parts that we trust giving our customers a superior product for their money. Includes full porting and polishing of the inside of the intake manifold. 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. Once cookies are enabled please refresh the current page. Build your own custom newsletter with the content you love from Dragzine, directly to your inbox, absolutely FREE! If you bolt a set of big-block heads on a small-block, its like bolting on a ported head. Get big-block heads, mill the deck surface so you can get the combustion chamber volume, and presto! Many variables will be included in your engines blueprinting process such as; type of camshaft, crankshaft, cylinder head porting and polishing, multi angle valve jobs, balancing, intake (port matching), pistons etc. For those racers looking for a head with 500+hp potential, this is it! 0000001493 00000 n 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. so, these are Pro Comps that got cleaned up a little? Known for giving you the optimal airflow combination for maximum engine performance. 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. Includes a multi-angle or radius Serdi cut valve job on both heads (seat cutting only). Includes port matching. Our EFI systems provide excellent throttle response throughout the RPM range along with smooth engine operation. WebSpecializing in Oldsmobile high performance 4509 Crichton Ln. Stage III: See below for pricing complements any head porting for maximum horsepower. They require that the decks be flat and smooth. In order to shop on this Web store, you must have JavaScript enabled. 0000001449 00000 n This method brings you pretty close. Putting a higher flow head with 220cc runners on a relatively stock 350 would be going in the wrong direction. This creates additional horsepower and torque. 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. Horsepower Secrets by Chris Hemer, Musclecar Review How to make a stock-looking engine run like the wind. Good middle of the road plug, not too expensive, high quality, regularly stocked everywhere. For the ultimate in Street Performance, look no further than the Outlaw Series. This ensures that the valve free-drop and combustion-chamber depth is even. 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