MerCruiser 470 Cylinder Head 966-6187A4 4cyl 488 3.7L 170hp 165HP 190hp 1976-89 Wiring Harness MerCruiser Wiring harness 84-64493 /

MerCruiser Wiring harness 84-64493 / 84-64493A3 (Serial Number 03465228-03777486)

0L & V6 & V8 305 350 and 3

Michigan Wheel made for Champion

but if you are unsure

Other:  25-16524

MerCruiser 470 Cylinder Head 966-6187A4 4cyl 488 3.7L 170hp 165HP 190hp 1976-89 Wiring Harness MerCruiser Wiring harness 84-64493 /Item Details MerCruiser 966 6187A4 Cylinder Head Assembly (D3VE A2A) Freshwater used part Good Condition, Original Paint Valves are still installed, You will need to install appropriate rocker hardware. 996 6187A4 Generally Found on all "470" models 1976 1989 (Specifically 1976 1984 but I don't think there were any major changes and all of the part numbers supersede) 170hp (2 BBL.) MERCURY 224 I L4 1985 1986 165hp (2 BBL.) MERCURY 224 I L4 1987 3. 7L