Quicksilver starter motor 863007A1 for MerCruiser is an original PMGR starter motor for the starting system on compatible GM-based MerCruiser engines. The starter motor is designed in the Delco PG260 G configuration and features an 11-tooth pinion gear.
The starter motor is documented for GM-produced MerCruiser V6 and V8 engines from 1983-2016, including the 4.3L V6 as well as the 5.0L, 5.7L, and 6.2L V8. It also fits MCM 3.0L sterndrive engines from 1999-2015.
The unit is intended for bottom mounting with a staggered bolt pattern and is used on relevant installations with a 14-inch flywheel. Mounting hardware is not included. Always check the engine serial number, flywheel, bolt pattern, and existing part number before ordering.
Part number 863007A1 replaces the documented Mercury/MerCruiser numbers 50-12121A2, 50-12177A2, 50-77328A1, 50-77328A3, 50-812428A3, 50-812604A2, 50-822330A2, 50-806964A2, 50-806964A3, 50-806964A4, 50-807904A1, 50-864340A2, 50-864340R02, 50-864340R2, 50-99418A2, 50-99418R03, 50-99418R2, 50-806964R3, and 50-863007R01.
Key featuresOriginal Quicksilver starter motor unit
Part number: 863007A1
PMGR starter motor
Delco PG260 G configuration
11-tooth pinion gear
Bottom mount with staggered bolt pattern
For relevant installations with 14-inch flywheel
Documented for selected MerCruiser V6, V8, and 3.0L engines
Mounting hardware not included
Always check compatibility before ordering
