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Kelford Cams 256 / 264 Street & Rally Cam Shafts For 2002-05 Subaru WRX Non AVCS EJ20 Engines
Kelford Cams make the best high performance Subaru camshafts available. Manufactured in-house using an ultra modern design system and ground using masterless CNC grinders with CBN cutting wheel technology for superior quality and consistency. The Kelford 199-B Street / Rally cam shafts suit the 2002-05 2.0L Turbo engines that do not have AVCS. These cams feature a 256/264 Duration, 9.35mm Lift and is ideal for use in the 36mm restrictor rally car engines.
Cam Lift: Intake = 9.55mm , Exhaust = 9.55mm
Rocker Ratio: Intake = 1 , Exhaust = 1
Net Valve Lift: Intake = 9.35mm , Exhaust = 9.30mm
Advertised Duration @ .25mm: Intake = 256 , Exhaust = 264
Duration @ 1.0mm Valve Lift: Intake = 218 , Exhaust = 222
Timing @ 1.0mm Valve Lift: IVO = 1 ATDC , EVO = 43 BBDC , IVC = 39 ABDC , EVC = 1 BTDC
Suggested Centerline: Intake = 110 ATDC, Exhaust =112 BTDC
Valve Lift @ TDC: Intake = 0.91mm , Exhaust = 0.92
Recommended Valve Springs: Part# KVS109-STi (Single Valve Springs for up to 25lb boost) , KVS1847-BT Beehive Valve Spring Set
Model Year & Fitment
2002 Subaru WRX
2003 Subaru WRX
2004 Subaru WRX
2005 Subaru WRX
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