This WSM powerhead rebuild kit is for Mercury 175 HP 2.5L carbureted SportJet powerheads with O-ring cylinder heads. The SportJet application uses its own gasket configuration, so it should not be selected solely by displacement or piston bore.
Fitment
- Mercury 175 HP 2.5L carbureted SportJet powerheads with O-ring cylinder heads
Technical Specifications
- WSM standard-size kit: 100-20-50
- 6-cylinder 2.5L SportJet powerhead
- Carbureted induction
- O-ring cylinder-head configuration
- WSM kit family 100-20-50
Piston Size Options
- Standard
- .010 oversize
- .015 oversize
- .020 oversize
- .030 oversize
- .040 oversize
Measure the finished cylinder bore before selecting piston size.
Complete Kit Includes
- 6 WSM piston kits with rings, wrist pins, and clips
- Complete gasket kit: 6 inner cylinder-head O-rings, 2 outer cylinder-head O-rings, 1 adapter-to-block gasket, 1 reed-block gasket, 3 attenuator-to-carburetor gaskets, 3 carburetor gaskets, 1 exhaust-manifold gasket, 1 exhaust-cover gasket, 2 driveshaft-housing gaskets, 2 cork gaskets, 1 divider-hose seal, 1 relief-valve gasket, upper/lower cap O-rings, 1 fuel-pump gasket, 1 oil-pump O-ring, 2 end-cap O-rings, and 3 end-cap seals
- 1 upper main bearing, 2 center main bearings, and 1 lower main bearing
- 6 upper and 6 lower connecting-rod bearings
- 12 connecting-rod bolts
Fitment Note
Mercury and Mariner V6 and L4 applications can differ by bore, rod-guidance style, induction system, cylinder-head sealing style, connecting-rod family, and serial range. Verify the technical details above against the engine before ordering.
Questions About This Product?
Have questions about this product? Email us at customerservice@marinepartswarehouse.com and include your motor information with your question.
