290° camshafts to suit high boost, high rpm Drag Racing EJ257 engine. Ported head with +1mm valves. 67mm+ turbo. Fuel type E85 or methanol. Must be run with fixed cam timing, AVCS delete.
- Kelford Cams recommend valve spring upgrade KVS1847-BT.
Subaru EJ257
SUBARU
EJ257 DUAL AVCS CAMSHAFTS
View Kelford Cams Range
220-A | 256°-252°/264° 9.55mm-9.55mm/9.50mm Valve Lift
256° high torque cams to suit near stock EJ257 engine. Excellent throttle response. Ideal in 36mm restrictor rally classes. Suits small frame 46-54mm turbo. Kelford Cams recommend valve spring upgrade KVS109-STI.
220-B | 264°-260°/260° 10.70mm-10.20mm/10.20mm Valve Lift
264° Race and Rally camshafts. Great throttle response and improved mid-range power. Suits turbo sizing 54-60mm. Kelford Cams recommend valve spring upgrade KVS1847-BT.
220-C | 272°-268°/268° 11.30mm-10.50mm/10.50mm Valve Lift
272° racing cams suitable for most motorsport applications. Suits a well built competition EJ257 engine running 58-66mm turbo. Great with E85 fuel. Requires cylinder head modification to fit high lift cam lobes. Kelford Cams recommend valve spring upgrade KVS1847-BT.
220-D | 282°-278°/278° 11.50mm-11.00mm/11.00mm Valve Lift
High lift 282° racing camshafts. Best suited to wide open throttle and high rpm power motorsport applications. Suits well built competition EJ257 engine running 64-72mm turbo and larger intake manifold. Great with E85 fuel. Requires cylinder head modification to fit high lift cam lobes. Kelford Cams recommend valve spring upgrade KVS1847-BT.
220-E | 282°-278°/278° 11.50mm-11.00mm/11.00mm Valve Lift
290° camshafts to suit high boost, high rpm Drag Racing EJ257 engine. Ported head with +1mm valves. 67mm+ turbo. Fuel type E85 or methanol. Must be run with fixed cam timing, AVCS delete. Kelford Cams recommend valve spring upgrade KVS1847-BT.