Hardcore Tech: Converting Marine Engines to EFI at Prestige Motorsports - Part 1 Prestige Motorsports President, Doug Aitken, 7.4L (454 ci) Remanufactured marine engine (standard rotation) · Cast iron 4 barrel intake manifold · Edelbrock 1410 · Flexible fuel line (U.S.C.G. · Electric fuel
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Vintage Hallett Boat - 454 Big Block Engine Removal - in for service After reading a bit it looks like the cam grinds are very similar between the marine engines and the truck engines. Of course the marine engine 1993 7,4L 454 Mercruiser engine. Sunk engine, cleaned and first start before total rebuild and carburetor adjustments etc.
Ticking Noise on a 454 Magnum (1989 Marine Engine w/ Rectangular Port Heads) Mercruiser 7.4L 454 V8 Engine (Freshwater) 7.4L (454 ci) Complete Engine Package (1981-Later) - INBOARD
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It has "small oval" port heads, pretty much your basic 330 HP Hardin Marine motor. I replaced freeze plugs, miscellanous plugs, put the victor/edlebrock intake This particular engine is more than likely just pooling water inside exhaust and running back into the cylinder.
I loved those engines. Although strong big blocks, I would not push them that hard. You would have to cruise at 3500 to 4000 RMP to get those HOW TO UPGRADE YOUR TBI PEANUT PORT 454
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One of the coolest repair jobs I've ever done. Epic even? That word is often overused, but I think it qualifies in this case. MERCH These engines are the newest carburetor 454s you could buy as later versions were fuel injected. Perfect for a repower or replacement for your
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7.4L Remanufactured Marine Engine. 1998 & up applications. 7.4L 454 cid Marine MPI Engine. Gen VI with 1pc. rear main seal. Aluminum valve covers (not included 7.9 Hallett Boat in for service Pulled Engine and drive for work scope After everything is addressed This boat can continue to be
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15 Inboard Boat Engines That Last Forever! First engine I've ever rebuilt . I bought a 1990 Mach 1 boat with the 7.4 Mercruiser last season . Ended up at the end of season The motor I am looking at is a 454 w/425 HP@5250 RPM and 500 ft. lbs @ 3250 RPM. The motor is a Gen IV block with forged steel crank, windage
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One final deep-dive into my Chris Craft's 454 engines. Pulling the camshaft and replacing everything I can. This is my biggest 454 BBC with Howard's Big Momma Rattler camshaft. 9.5:1 compression #bigblockchevy #454 #chevy
This video was filmed before completing a top end rebuild on my 1995 Chaparral 2550 SX that has a blown head gasket upon In a few simple steps, we'll show you how to time your engine on your inboard boat. Works for ford or chevy marine engines. My 1999 Carver 356 with twin Mercruiser 7.4L 454cid was having misfires and engine problems. In this video we replace 2 fuel
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454 .030 over with afr heads. This is a long block build for a 1994 34' Silverton. It was previously rebuilt and the main saddles are horrible song with out of
This is a perfect running engine for OMC king car out or MerCruiser bravo sterndrives. My uncle's Sea Ray boat powered by a 7.4 liter V8 GM engine. Took a little cranking after sitting quite a while, but it runs like new!
Picked up a 454 big block with high hopes it would be a 4-bolt main. Tore it down, pulled the pan… and heartbreak struck. LETS TALK TORQUE! FULL RESULTS-GEN 5 454 UPGRADE-STOCK PEANUT PORT HEADS. CAN YOU REALLY MAKE Cold start and run, restart. Complete plug and play unit.
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JUNKYARD BBC BATTLE-GEN 6 7.4L 454 VS GEN 7 8.1L 496. WHO IS THE LOW-BUCK KING OF BIG BLOCK TORQUE? This is the overhaul of two 7.4L's that are half Mercruiser and half Crusader. Don't ask why as I don't know. They were brought into MerCruiser 454 Gen IV 7.4L Reverse Rotation 340HP Freshwater Marine Long Block · MerCruiser 454 Magnum EFI – Fully Rebuilt to 463ci by Clay Smith Cams Zero
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454 BBC Hardin Marine In this video I replace the Intake manifold gasket on a Marine 454 crusader engine with throttle body injection.
Click on the link below to see this engine and many more Excellent running, newly rebuilt 7.4 454 V8 marine engine (1990) with 2 hrs break-in time. Timing a vehicle isn't rocket science! It can be learned in under a minute if you watch this short enough times! It all comes down to
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In today's tech tips, Nick goes over some common questions we get regarding street car crate engines and marine use. There are 454 Gen VI mpi marine engine
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MARINE 454 ENGINE Basic troubleshooting of Marine Crusader 454 fouling plugs. Are you in the market for a new boat engine? Check out our big block Chevrolet marine combinations and watch this short video