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High Quality Auto Engine Parts Supply
Providing crankshaft, cylinder block, piston, connecting rod, gasket kit, engine bearing. Original & Aftermarket quality, meet OEM standards.
优质汽车发动机配件供应
主营曲轴、缸体、活塞、连杆、大修包、轴瓦。提供原厂与副厂品质，满足OEM标准。
Material: forged steel / cast iron
Main journal diameter: 50mm–80mm
Rod journal diameter: 40mm–65mm
Balancing grade: G2.5 / G4.0
Hardness: HRC58–62 (surface)
Application: gasoline & diesel engine
Material: gray cast iron / aluminum alloy
Bore diameter: 70mm–100mm
Cylinder liner: wet / dry
Compression ratio: 8:1 – 12:1
Weight: 30kg – 80kg (varies by model)
Application: engine main body
Material: aluminum silicon alloy
Diameter: 60mm – 90mm
Compression rings: 2–3 rings
Temperature resistance: -40℃~+350℃
Clearance: 0.02mm – 0.05mm
Application: gasoline & diesel engine
Material: forged steel / powder metallurgy
Length: 100mm – 200mm
Big end diameter: 40mm – 70mm
Small end diameter: 15mm – 25mm
Tensile strength: ≥800MPa
Application: connect piston & crankshaft
Material: steel / copper / composite
Thickness: 0.3mm – 2.0mm
Heat resistance: -40℃~+400℃
Pressure resistance: ≥1.5MPa
Include: cylinder head gasket, oil seal, etc.
Application: engine overhaul
Material: steel back + copper / aluminum alloy
Wall thickness: 1.5mm – 3.0mm
Hardness: HRC30 – 40
Wear resistance: ≥5000h
Type: main bearing, rod bearing
Application: reduce friction between parts