Marine Crank Pin - Engine Crankshaft Repair Part (8x10.5x3.5cm)

High-Strength Marine Crank Pin

Critical crankshaft repair component for marine diesel engines, engineered to restore engine performance.

✔ Dimensions: 8cm (W) × 10.5cm (L) × 3.5cm (H)
✔ Weight: 0.24kg – Precision-balanced
✔ Material: Case-hardened steel (HRC 58-62)
✔ Surface Finish: Ground + polished (Ra ≤ 0.8μm)

Key Applications:

• Crankshaft journal repairs

• Connecting rod big-end rebuilds

• Engine overhaul projects

Compatible With:

• Yanmar 4LH/6LY series

• Volvo Penta D4/D6 engines

• Most 4-6 cylinder marine diesels

⚠ Expert Note:
"Always measure worn journals before ordering – 0.25mm oversize versions available."

Why This Crank Pin?

• 50% harder than generic pins

• Tolerance: ±0.005mm

• Marine-tested for saltwater corrosion resistance