This document is an illustrated parts manual for the MARINE MP454 XLi and MP7.4L models. The manual includes assembly diagrams and detailed descriptions of various components, covering cylinder block assembly, crankshaft, cam and piston assembly, cylinder head assembly, oil pan and oil pump assembly, remote oil filter assembly, intake manifold assembly, and more.
This document serves as an illustrated parts manual for the Crusader MP7.4L marine engine. It covers specific serial number ranges and provides detailed exploded views with corresponding part numbers for various engine assemblies. The manual includes sections for the cylinder block, crankshaft, cylinder head, oil pan, fuel systems, ignition components, wiring harnesses, and transmission parts.
The guide also lists specific maintenance item part numbers, such as oil filters, fuel filters, and spark plugs. It includes a warning regarding the use of replacement electrical, ignition, and fuel system components to comply with U.S. Coast Guard regulations and minimize fire or explosion hazards.
| Engine Model | MP7.4L |
|---|---|
| Serial Number Range | 103538 and above |
| Standard Rotation | Left-Hand Rotation |