marine exhaust 454 Related Products

MERCRUISER EXHAUST MANIFOLD GM BIG BLOCK (CAST IRON) / GLM Part Number: 51240; Mercury Part Number: 807078Q07

Big-Block Chevy Marine Performance

Mercury/Quicksilver Parts 807078T08 MANIFOLD,EXH BBLK V8 E-COAT MERCRUISER V-6 & V-8 EXHAUST PARTS

BARR MARINE POWER INDAMAR EXHAUST MANIFOLD (BIG BLOCK) / GLM Part Number: 56240

OEM Mercury Mercruiser V8 454 7.4 Big Block Exhaust Manifold Assembly

K&N 59-4542 K&N Flame Arrestor

K&N 59-4541 K&N Flame Arrestor

Barr Manifolds CR2097772 Crusader 4In Riser Extension Made By Barr Manifolds

Elbow Exh - Barr#20-0100

SCREW / GLM Part Number: 21747; Mercury Part Number: 10-37612

SCREW / GLM Part Number: 21755; OMC Part Number: 3853326; Volvo Part Number: 3853326

Sierra 18-1985 Manifold Spacer

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Marine Exhaust 454 Popular Q&A

Q: What exhaust manfold will interchange with a 454?
A: what exhaustmanfold fits a 454 engine 1975 to 1980. Read More »

Q: How to Tighten Packing Nuts on a 454 Marine Engine.
A: 1. Adjust the pipe wrench to fit the packing nut in the 12 o'clock position at the top of the face of the stern gland. Set the jaws of the wrench on the nut. Th... Read More »

Q: How to Install Marine Exhaust Manifolds.
A: 1. Clean the machined mounting surfaces on the engine head and the manifold. Remove any lingering bits of old gasket material or corrosion with a scraper. 2. Sl... Read More »

Q: What is a used 454 marine engine worth?
A: Depends on type and condition. It could be worth 15 grand or more and it could be worth scrap value. Read More »

Q: What is the best exhaust for a 454 engine?
A: depends what you want, loud and obnoxious? not as loud but really good sounding? if you want loud, it's go with straight pipes w/ glass packs.SOO loud on a big ... Read More »