Marine Mechanic: Noel Schembri, Marine Mechanic replied 9 years ago. Bosch, Power & MPG, 1996-2000, GMC, Chevrolet, 454, 7.4L (J) Bosch OEM, MADE IN USA . TOPIC: How to Distinguish Which Model of 454 MPI Marine Engine you have. Noel Schembri, Marine Mechanic. Performance modifications, tips & tricks. Having run the 454 in both normally aspirated and supercharged trim with the stock heads, we quickly swapped them out for the Brodix Race Rite heads. When purchasing Mercrusier Engine Parts for your particular engine model Performance Product Technologies wants to help make your … I have a set and I am not parting with them. Complete kit will mount one TorqStorm® Supercharger to a Big Block Chevy – driver side or passenger side. Small 99cc combustion chambers allow the compression ratio to be raised one full point over most stock … Thermostat should be at 160 degrees Fahrenheit. Share this conversation. As i know diddly about bbc specifics, due to me prefering sbc, i need serious help and fast. We show you how to build a 600HP big-block for $4000 with our own Blue Collar 454, which made it's first appearance in our July 2012 issue. Factory Flow Matched Set of 8. HOW MUCH CLEARANCE DO YOUR BEARINGS NEED? Electrical System . 7 = GM's model year. MH = type of engine. It uses a P-1SC centrifugal supercharger and an included intercooler. But I dont know personally. Options. Serial Number Range. Latest Blog Posts. The heads, pistons, and intake are stock. Performance modifications, tips & tricks. … Over the past 25 years Mercruiser has produced a variety of different 454 Marine Engines. b - V6 and V8 305, 350 cid, V8 Gen V and VI 454, 502 cid and V8 L29 454 cid. Oil pressure should be 30 to 70 pounds per square inch at an rpm of 2,000 and a minimum of 4 PSI when the engine is idling. I have a 2000 C3500 with the 454/L29 and auto trans. Answered in 5 minutes by: 7/25/2011. View Larger Image. "SE" Special Edition Tuning Kit For MerCruiser 454 & 502 Magnum MPI Engines. Revise Search: All Models > 7.4L MPI MIE (L29) Gen. VI GM 454 V-8 1998-2000. Harley-Davidson M8 Supercharger System: (Taking orders now) Two Class wins at US Street Nationals, F-4X Testing, and more racing news! GMC Chevy Truck Whipple Superchargers are sold by TREperformance, these new superchargers and supercharger systems from Whipple Superchargers work for many GM GMC Chevy Trucks, 4.8L, 5.3L, 6.0L and 6.2L models. 0L002006 - 0L674613 Revise Search: All Models > 7.4L MPI MIE (L29) Gen. VI GM 454 V-8 1998-2000. Add to Cart. procharger, Mike Page 2/10. Moderators: Eric@PPE, James B., flyingpolarbear, Dev Post Reply On this episode of Speed Secrets, Richard Holdener tests a camshaft in a Gen 6 454 truck motor. Steve Morris Engines - Duration: 6:00. Includes supercharger, couplers, clamps, BOV and tube, and all necessary brackets, pulleys and hardware for a complete installation to your BBC. In regards to the ProCharger system on these trucks, I experienced a good many miles towing with a 97 CCLB DRW K3500 sporting the L29, 4L80E, and a ProCharger … Find Your Engine. pretty stout if you ask me. Category: Boat. This is due not only to a moderate compression ratio, but also very rugged components: forged pistons, a steel crank, and a four bolt main. Moderators: Eric@PPE, James B., flyingpolarbear, Dev Post Reply The reason for the 25hp decrease was to broaden the … The Brodix head ran best with 36 degrees NA and this difference carried over once we added boost. In this case 1997, but it could also be 1987 or 1977. Whipple chargers … Show Less. Ski, etc. Naturally, the truck-based 454s were tuned for torque, so having nearly 500 pound-feet wasn’t a … as well as studs all round. Category: Boat. This kit is an excellent choice for those just beginning performance modifications on a MerCruiser Magnum EFI Series engine. OEM . ATI Procharger offers a kit for the L29 (PN 1GG202-SCI). Suitable for towing, the Chevrolet Performance Big Block Chevy L29 Vortec Cast Iron Cylinder Head was used on 1996-2000 GM trucks/vans/SUVs with 7.4L 454 engines. They also installed roller lifters, heavy springs and chain/gears. The previous owner had the engine rebuilt in 2012 and tells me they installed an RV cam but I am not sure which one. Qty. Show More. Chevrolet Performance Big Block Chevy L29 Vortec Cast Iron Cylinder Head Show Product Info. This kit includes the "SE" Special Edition flame arrestor that utilizes a high flow K&N clamp-on style filter element and high velocity air inlet adapter which increases air flow by as … (just the basic not the mag) would a procharger hurt my engine since it is just the basic 7.4mpi? One of GM's best kept secrets. Those are the L29 heads and I have seen some dyno test with 600lbs. The Whipplecharger Supercharger installation we observed was a kit for 7.4L V-8 Vortec engines, which was put on a new 1998 Chevy Extended Cab dually, at Sport Truck Magazine. Trifecta is complete: ProCharger supercharges 2015-2021 Dodge V6 Challengers! Drill down to the horsepower, liters or outdrive … Up for sale is a complete Whipple supercharger kit for a vortec 1996-2000 chevy oe gmc 454 or 7.4 liter 7400 vortec engine. The Mercruiser has a 12-volt battery. Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. The 454 Mag multiport injection model has 385 propshaft hp and 287 propshaft kilowatts. Skip to the end of the images gallery . Non-454-SS-equipped vehicles only produced 230 hp at 3,600 rpm and 385 lb-ft of torque at 1,600 rpm. Kinda makes sense as superchargers are sensistive to intake restrictions. 74520. GM Chevrolet Chevy 7.4L (J) OEM Fuel Injector Upgrade, Brand New Bosch Generation III Injectors. ProCharger racers making news in NoPrep scene! forged internals and best bearings for app. Part Number: 0280155884 GM . ProCharger TV. A 350 cid V8, MerCruiser models 5.7L, 350 Mag MPI, Black Scorpion. Ask Your Own Boat Question. Mercruiser 454 Magnum MPI vs Mercruiser L29 454 Marine Engine’s. Operating amps when cold … $54.99. The idea is to build bullet proof bottom at stock spec,i.e. Access Free 454 Mercruiser Engines Jones' 540 F2 non intercooled dyno test. Specifications of a Mercruiser 7.4L | It Still Runs Our range of 454 and 496 marine engines might be the right … Submitted: 9 years ago. Ok, i have a 454 from a 97 k2500. Using the stock heads with a more aggressive cam and stouter springs, then throw a procharger set up and full … Find MerCruiser 7.4L MPI MIE (L29) Gen. VI GM 454 V-8 1998-2000 Engine & Stern Drive by Serial Number Range. This is one of the most frequently asked questions we More Toyota Supercharger Systems … PROCHARGER INSTALLATION ON A MERCRUISER 7.4 LITER AT BOOSTPOWER MARINE. Maintenance Specifications. How much clearance do I need for my rod, main or camshaft bearings? The heads don't have huge flow numbers at the top lift numbers but from 100 to 400 these things flow good numbers just like the sb vortec heads. Bolt-on 70-75%+ more HP! I have the parts list and see one item called 01-412-8 hyd roller cam for $315. The L29 head worked best with 27 degrees NA, but was insensitive to timing from 25-30 degrees. of tq. The exhaust does not have … Procharger; Rewarder Custom Headers; San Juan Engineering; SEI Marine Products; Seloc; SkegShield; Stainless Marine; The Blower Shop; UFlex; Whipple; XRP Fittings; Zeiger Steering ; Mercury Marine Catalog → Miscellaneous → Fuel Injector 802632T - MPI - For 7.4L MPI (L29) MerCruiser Stern Drive and Inboard Engines. Check out this 489 Chevy Big Block Engine with Fel Pro Head Gaskets and a Pioneer Flexplate, Featured in the 2006 October Issue of Chevy High Performance Magazine. Here is a cut and paste froma guy who did testing for Procharger on an L29 Vortec 454. he says the blow thru made more power. 73176 b c a d a - 4 and 6 Cylinder Engines (Next to Distributor). MerCruiser 454/502 Magnum (carbureted) MerCruiser HP 500 and older HP motors (carbureted) 454 and 502 Magnum engines are excellent candidates for supercharging. With the current 2 7/8 inch pully this kit will make 6 pounds of boost at high altitude and 8 at sea level, supposed to add 200 hp and 275 pound feet of torque. Running 8-9 psi boost, you should see a 60-65 percent power gain.
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