VW Crankshafts, Crankshaft Gears, Distributor Drive Pinion, Racer Spacer for Aircooled Volkswagen Models. Below is just a brief breakdown of the different types of crankshaft available.

Cast Crankshafts:
Great for stock replacement and budget builds with low horsepower.

Forged 4140 Crankshafts:
Great for budget builds that want to make a little more horsepower than a cast crankshaft will handle.

Forged 4340 Crankshafts:
This is what most hot street engines and mild race engines would use for reliable horsepower.

Billet 4340 Crankshafts:
This is what is used in most high horsepower race engines.