Available as replacement crankshaft on 1984-99 model Evolution 113" engines using 4" bore and 1/4" longer pinion shaft. Crank has 7.44" rods and .792" pins.
Replace your old crankshaft with an Ultima professionally balanced crankshaft. Lightweight racing connecting rods and our exclusive balancing system makes these an exceptional value. This is the core of your engine and can make or break your ride quality. These crankshafts use Jims Machining shafts and pins and late styel bearings.