Sierra 18-4122 Kit Piston Standard Bore Port
- V4 dan V6 Small Loopers Loopers
- 120-300 HP
- 3.500 inch bear (port) (standard bear)
- Loopcharged Pistons untuk 90 Degrees
Nombor Bahagian GLM: 23800; Nombor Sierra: 18-4122; Nombor Bahagian OMC: 5006659 393566
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