100mm stroke Billet 4340 steel Crank shaft for VW Audi S2 RS2 2.2L 5 Cylinder crankshaft

100mm stroke Billet 4340 steel Crank shaft for VW Audi S2 RS2 2.2L 5 Cylinder crankshaft

For VW Audi RS2 5 Cylinder crankshaft Specifications

Technical Features

• Full CNC Machining
• Multi-step heat treatment process  
• Knife-edged counterweights
• Gun drilled crank pin and counterweights to reduce weight and rotating mass
• Micro-polishing for longer bearing life
• Heating treatment:HRC34-38 
• Peening treatment will be done after balance weight 
• magnetic flaw detecting will be done according to standard JB/76729-93

Difference between Forged steel crankshaft and billet crankshaft:

• Forged steel crankshaft need to machine balance hole to keep good balance result
• Billet Crankshaft can get good balance by different design on counterweight. and Surface on counterweight will be more beautiful

Custom Service

• Our main business is to supply customized service 
• we supply customized service based on your sample or drawing
• Price can be estimated if you can send Stroke--rod journal--rod journal width--main journal--main journal width--total length--fan plate bore--width between fan plate bore and photo

Delivery Time

• If the goods are in stock,the delivery time is 7-10 days 
• If the goods are not in stock,the delivery time is 80-90 days