Premium Kia Engine Crankshaft & Cylinder Assembly – High-Performance Replacement

Precision-engineered for G4FA/G4FC/G4FG and other Kia models (D6DG/D4HB/D4HD compatible), this OEM-grade assembly ensures flawless compatibility. Forged steel crankshaft with micro-polished journals reduces friction, while reinforced aluminum alloy cylinders feature cross-hatch honing for optimal oil retention.

Direct bolt-on solution for engine rebuilds, performance upgrades, or fleet maintenance. Batch-tested under extreme conditions (200+ hours at 6,000 RPM) with ≤0.003mm tolerance. Includes pre-lubricated bearings and laser-etched positioning marks for error-free installation.

Wholesale-exclusive pricing – bulk orders (50+ units) receive additional 12% logistics discount. Ships in anti-corrosion VCI packaging with ISO/TS16949 certification documentation.