Mercruiser 7.4l 454 330hp Engine 251hrs YouTube

Mercruiser 454 Horsepower. Slow motion Mercruiser 330 454 Bravo 1 upgraded to Mercruiser 425 specs Its a BBC 454 gen 6 marine motor with the following specs plastic timing cover factory roller cam Rectangle Technicians enhance the performance of the stock 454 GM block by using high flow cylinder heads with enlarged intake ports that improve air flow throughout the engine

Location to your Mercruiser Serial Number or Mercury Outboard Serial Number to Buy. Technicians enhance the performance of the stock 454 GM block by using high flow cylinder heads with enlarged intake ports that improve air flow throughout the engine

454 MERCRUISER GEN 5 YouTube

MerCruiser's 454 MAG MPI cranks out a potent 385 propshaft horsepower Technicians enhance the performance of the stock 454 GM block by using high flow cylinder heads with enlarged intake ports that improve air flow throughout the engine Model Number: 454 MAG MPI Horizon; Horsepower: 415.5 HP; Engine Specifications: Engine Type: V8; Displacement: 454 cubic inches (7.4 liters) Bore and Stroke: 4.25 x 4.00 in (108 x 102 mm) Compression Ratio: 8.75:1; Induction System: Multi-port fuel.

7.4 454 Mercruiser MPI Test run at Neptune Marine YouTube. They are the same heads that are used in the 8.2L 502 cid engine Both oif these engine models are easy to recognize by the large "Bread Box" style intake plenum mounted directly on top of the engine.

Mercruiser 454 MPI 330hv engine 2000 Lappeenranta Nettivene. General Q & A - what mercruiser 454 model and how much horsepower - I have a 1995 outlaw 240 and has 454 with serial number of f362508 which I looked up and says it's a 454 mag but I want to double check for rpm purposes and what The engine has a 1 piece rear main seal, roller camshaft, and must use an electric a.