No Minimum Order Kelford Cams 264/260 Camshaft Set 2008-2021 STI Dual AVCS

Description

The Kelford Stage 1 220-B is a cam profile setup for the street and rally. The cams feature a 264 / 260 duration, 10.7mm / 10.20mm Lift. Suits up to 30lb boost and 8000 RPM with recommended valve springs

The Subaru STI EJ257B engine features dual AVCS (Active Valve Control System). This feature enables the builder to extract massive power while retaining great low end driveability. The Kelford range of camshafts feature a very new camshaft design technology termed ‘ICE’. This design technique results in a efficiency gain for these engines. No other aftermarket camshaft company offers this approach for the EJ25 engine platform.
Specifications:

• Kelford Cams 220-B Street / Rally Cams
• Cam Lift: Intake = 10.90mm , Exhaust = 10.45mm
• Rocker Ratio: Intake = 1 , Exhaust = 1
• Net Valve Lift: Intake = 10.70mm , Exhaust = 10.20mm
• Advertised Duration @ .25mm: Intake = 264 , Exhaust = 260
• Duration @ 1.0mm Valve Lift: Inlet = 225 , Exhaust = 222
• Timing @ 1.0mm Valve Lift: IVO = 17.5 ATDC , EVO = 57 BBDC , 62.5 ABDC , EVC = 15 BTDC
• Suggested Centerline: Intake = 130 ATDC , Exhaust =126 BTDC
• Valve Lift @ TDC: Intake = 0.03mm , Exhaust = 0.07mm

Note: Kelford Cams recommend valve spring upgrade KVS1847-BT