porting oldsmobile heads

By continuing to use our site, you agree to their use. Joe Mondello designed open chamber big and small block Chevy cylinder heads and pistons long before Chevy did. Available with 2 different programs, stock valve or our big valve race version. From there, Oldsmobile engineers took their shot at creating the best possible drag race head, and introduced the Oldsmobile Pro Stock head (PN 24502585). no cnc job or significant port work? Olds Oldsmobile 1969 BareC Heads / 455 / XLNT! 0000000853 00000 n WebSpecializing in Oldsmobile high performance 4509 Crichton Ln. Extremely aggressive , suited for next level all-out competition. My #6 heads probably flow close to the first numbers. Sweet, Growing Peppers in Your Garden: Tips, Hardening Off and Soil Mix, Growing peppers is a great way to spice up your garden. Oldsmobile heads are available with OEM sparkplug location. Stage I PM: $300 Our "street" port job - a minimum recommended porting stage. If you bolt a set of big-block heads on a small-block, its like bolting on a ported head. The most desirable small-block Olds cylinder heads are the number-6 and number-7 castings. The 1972 W-30 H heads are probably the rarest; the 1970 W-30 F heads are not quite as rare. Includes port matching and blending of the plenum and its dividers. This website uses cookies to improve your experience. Item is a matched pair of 1967-68-69 OldsmobileC code cylinder heads that have been stripped and prepped for a performance rebuild. All of the great drag race cars ran with Mondello. When were done they flow just a bit better than your best numbers and work really well. // Ported. 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. 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. 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. 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. CHECK OUT THESE OUTSTANDING FEATURES: RAISED EXHAUST PORTS THAT ACCEPT STANDARD FLANGES. The first step is to understand the causes of climate change and how we can reduce our impact on the environment. We will safeguard your e-mail and only send content you request. The nice job on these C heads came by pouring in melted aluminum from the port side and then porting the bowl properly. Competition valve job: $200 A must for improved flow. 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. JavaScript is disabled. We'll be back on Monday, January 3. Climate change is one of the most pressing issues of our time, and its effects can be seen all around us. Seen here are two angles of the intake port. Heads are available with bronze guides and iron seats, with a beryllium-copper seat available for max-effort applications. Includes port matching and blending of the plenum and its dividers. as well as profiling of the combustion chambers. The 2 columns are a before and after bowl porting/blending. By continuing to use our site, you agree to their use. Cookie Policy. Build your own custom newsletter with the content you love from Dragzine, directly to your inbox, absolutely FREE! Once JavaScript is enabled please refresh the current page. TORRANCE, CA Edelbrock has heard the requests from the Oldsmobile faithful and is responding by releasing a new and improved Performer RPM Cylinder Head for the Big Block Oldsmobile V8. Combustion Chamber, Exhaust and Intake Ports all fully CNC machined for better flow. This website uses cookies to improve your experience while you navigate through the website. We'll send you the most interesting Dragzine articles, news, car features, and videos every week. We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. So, which heads are the best performers, and how can you spot them? 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. The Mondellos showed they could excel on the water as well as the dragstrip. If its a 383 stroker, you can probably go with 200cc intake runners. Submit your email to receive the latest stories and expert advice WebALL ROCKET RACING CYLINDER HEADS ARE BUILT PER CUSTOMER APPLICATION.PLEASE CALL TO ORDER. As with any major engineering project, it wasnt so simple as just measuring the dimensions and transferring them over to a new casting. This creates additional horsepower and torque. Terms|Privacy, Oldsmobile Motor Cylinder Head Guide | CarTech. Get Heads Shop can be contacted at (201) 223-2300. SPRINGS,LOCKS, RETAINERS, STUDS,GUIDEPLATES, AND VALVES. So remember: J is for junk. When it comes to yellow tomatoes, Carolina Gold is a popular determinate variety. Cam is an old grind, smaller base circle 234/244 .520 .542. All rights reserved. Traco Engineering, known at the time for extremely fast Indy cars and various sprint cars, utilized Mondello heads exclusively. 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. 0000001449 00000 n For the ultimate in Street Performance, look no further than the Outlaw Series. Some manifolds may not have enough material and runner volume to match, but the Edelbrock Victor (PN 2812) does. You have a direct, line of sight to the valve on both the intake and exhaust side. But I have not had a failure with these gaskets on cast-iron cylinder-head engines. For the best experience on our site, be sure to turn on Javascript in your browser. That gasket performed very well at 11:1 compression and I never had a gasket failure. WebStage II: $500 Suggested porting for most intakes. hump in the exhaust port, clean up of the bowl area behind the valve seat, and tear I have seen many engines use these in very-high-horsepower turbo and blower applications with varying degrees of success. Big race port is 300cc and hits 390 cfm. 32806 407-855-9559 rocketranch@msn.com. If you want a free port job on your small-block Olds heads, put the die grinder down. CUSTOM ENGINEERED GUIDEPLATES FOR THE ABSOLUTE BEST ALIGNMENT. 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. Older Post 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. When performing the O-ring and receiver-groove operation, location of the O-ring and receiver groove is absolutely important. Stage II: $550 Our "street/strip" port job - for those on a budget. Contact us for your application and pricing. The same goes for the intake and exhaust ports on the muscle-car-era castings. It looks like you could go huge on the exhaust ports, but I know that sometimes going too big actually kills velocity. I only use these on cast-iron head engines. You do. THESE HEADS WILL HAVE 2.190 INTAKE AND 1.72 EXHAUST VALVES. I wouldnt say these gaskets are the best choice for aluminum heads. Joe Mondello has set national records and won events over the years with both cars and boats. 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. Includes port match. We had T&D design the rocker system for these. 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. 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 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. When they do fail in these applications, it usually ruins something like the block or the cylinder head. 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. SPRINGS,LOCKS, RETAINERS, STUDS,GUIDEPLATES, AND VALVES. Comes completely assembled with roller cam springs speced out You might need to go hotter or colder depending on your setup, but this is roughly equivalent to a R45S. Research, compare, and save listings, or contact sellers directly from 160 Oldsmobile models in Rahway, NJ. These cookies do not store any personal information. Hb``d``Z @KrB10Z&00040Dscc` '00 endstream endobj 35 0 obj 69 endobj 25 0 obj << /Type /Page /Parent 19 0 R /MediaBox [ 0 0 676 927 ] /Resources << /XObject << /Im0 29 0 R >> /ProcSet [ /PDF /ImageC ] >> /Contents 26 0 R /PieceInfo << /AdobePhotoshop << /LastModified (D:20120817155034-08'00')/Private << /RoundTrip 1 /ExportCrispy false /SaveTransparency false /ImageResources 30 0 R /XObject << /Im0 29 0 R >> /StandardImageFileData 31 0 R >> >> >> /LastModified (D:20120817155034-08'00') /CropBox [ 0 0 676 927 ] /Rotate 0 >> endobj 26 0 obj << /Filter /FlateDecode /Length 27 0 R >> stream Head Porting At Home by Marlan Davis, Car Craft Professionally prep your own heads with Mondellos home porting kit. In order to shop on this Web store, you must have cookies enabled. 0000000607 00000 n These MLS gaskets are made to order from Cometic and take about four weeks to produce. I sent the head out to them and had them build their complete shaft-style rocker system on it. 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. Stage V Competition: Standard valve angle, conventional style heads, Stage V Ultra-Competition: altered valve angle, competition style heads. WebCompetition Components Now offers CNC Ported Cylinder heads for Oldsmobile Engines. This happens either because the combustion seal is compromised or the head does not sit flat due to improper machining. The factory iron small-block cylinder head has some very small intake ports and is very plain to see. Intake and 1.680 in. JFIF H H Adobe d@ This essentially blends all of the casting in the head for improved flow. Tomato enthusiasts have long debated the merits of determinate versus indeterminate varieties. Description Of all the factory iron heads I have played with, I have found the A heads to be the best in stock form. Head Build Kits include the following: Intake Valves, Exhaust Valves, Valve Spring Retainers, Valve Locks, Valve Springs, Valve Stem Seals, and Valve Spring Locators. 2023 Power Automedia. It'll pass anything except a gas station :-). Filling the exhaust heat crossovers can never hurt. A The phone number for Heads Shop is: (201) 223-2300. Standard valve sizes are 2.072 in. EACH SET OF HEADS IS BUILT TO YOUR SPECIFIC ENGINE. 1101 W. Rialto Ave. Rialto, CA 92376, USA+1 (310) 361-0020, 23 Mount Erin Rd,Blair Athol NSW 2560, Australia+61 2 9607 2299. Bernard Mondello, Joes son, grew up surrounded by the richest heritage in drag racing history. 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. Authorized dealer for all Holley products, Comp, Erson, Lunati cams, Mahle and RaceTec pistons. They definitely have the smallest runners of the bunch, and are a poor choice for performance use, even with porting. Cookies are disabled. 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). I have seen very slight water seepage on engines using aluminum heads. 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. 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. Rebuilding Your First Engine by Joe Mondello This is a six part article with step-by-step instructions. ALL ROCKET RACING CYLINDER HEADS ARE BUILT PER CUSTOMER APPLICATION.PLEASE CALL TO ORDER. 0000369682 00000 n If you get a set of roller rockers that don't require any machine work to install, you can put them on The Stage 1 head is fully CNC-machined and is delivered with 5/16-inch bronze valve guides and iron seats. Joe celebrated over 40 years in the high performance manufacturing industry. Performance ranges from an emissions-legal street-oriented bolt-on for daily drivers to a full-on race casting for serious competition. But what can we do to help? This car is called the Hefty HEMI and will compete in the NMCA - Nostalgia Super Stock class! WebThe Olds head can gain about 80% of its total potential flow by matching ports on intake and exhaust side (yes grind out those headers), removing A.I.R. All rights reserved. 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. NO HEAD BOLT HOLES TO DEAL WITH WHEN PORTING. Wow the before the bowl work they are far from impressive. 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. 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. Most Olds folks seem to prefer theC heads for their added performance and better flow. Once cookies are enabled please refresh the current page. Olds Oldsmobile 1969 BareC Heads / 455 / XLNT! 0.027" cometics, should be roughly 9.6-1.

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