Engine Codes: N47 C20 A, N47 D20 A, N47 D20 C, N47 D20 B, N47 D20 D. UPGRADED VERSION KEY FEATURES: 1- DIESEL CRANKSHAFT WITH ALLOY STEEL AND NITRATE MATERIAL 2- HIGH QUALITY CONNECTING RODS, MAIN & BIG END BEARINGS SET 3- UPGRADED QUALITY CRANKSHAFT FOR BETTER PERFORMANCE 4 - MORE DURABLE & LONG LASTING CRANK.
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