Unorthodox Racing Ultra R Race Underdrive Crank Pulley Honda Civic Si
DelSol CRV DOHC B16 B16A B16B B20 B20B B20Z Acura Integra B17
B17A B18A B18B B18C B18C5 Including Type-R
- Ultra light weight and smaller diameter crank pulley equals
MORE POWER
- Single belt conversion, single crank pulley
- No power steering, air conditioning, or other accessories
- Alternator drive only
- Crank Pulley diameter reduced up to 20%
- Material: 6061 Billet Aluminum
- Finish: Polished
- Power Gain: 8-12 HP
- CAD Designed, CNC Machined in the USA