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Fitment Information:
2008-2021 Subaru STI
Features:
282&278/278 Degrees advertised duration. 11.50mm&11.00mm/11.00mm lift. High lift 272 degree racing cams to suit well built competition engines with larger intake manifolds. These cams work particularly well with E85 fuel. Requires cylinder head modification to fit.
Engine Make: | Engine Model: | Part Number: | |||||
SUBARU | EJ257B | 220-D | |||||
Valve Clearance: | Intake: | 0.20mm | Set | COLD | at the | CAM | |
Exhaust: | 0.25mm | Set | COLD | at the | CAM | ||
Cam Lift: | Intake: | 11.70mm | Exhaust: | 11.25mm | |||
Rocker Ratio: | Intake: | 1 | Exhaust: | 1 | |||
Nett Valve Lift: | Intake: | 11.50mm | Exhaust: | 11.00mm | |||
Advertised Duration @ | 0.25mm | Intake: | 282 | Exhaust: | 278 | ||
Duration @ | 1.00mm VALVE LIFT | Intake: | 240 | Exhaust: | 236 | ||
Timing @ | 1.00mm VALVE LIFT | IVO: | 10 ATDC | EVO: | 64 BBDC | ||
IVC: | 70 ABDC | EVC: | 8 BTDC | ||||
Suggested Centre Lines: | Intake: | 130 | Exhaust: | 126 | |||
VALVE | Lift @ TDC | Intake: | 0.25mm | Exhaust: | 0.43mm |
NOTE: It is recommended upgrading the valve springs with these camshafts.
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