Description

The vision is for Kelford Cams to be known as one of the best in the camshaft industry, to be recognised worldwide for manufacturing high quality, high performance camshafts for the motorsport industry. We are a small company that, since 1968 has specialised in custom camshafts to suit the individual requirements of each racer. We have a vast knowledge of engine combinations for all types of motor sport and we know how to match camshafts to engine and vehicle requirements. All of our cams are manufactured in-house using ultra-modern design systems and ground using masterless CNC grinders with CBN cutting wheel technology for superior quality and consistency.

  • 254/254 Degrees advertised duration, 11.30mm/11.30mm lift
  • Drift spec, low duration, low overlap, maximum velocity, for ultimate throttle response. No cylinder head clearancing needed.

Specifications

Engine Make: Engine Model: Part Number:
NISSAN SR20DET S13 TURBO 188-EZ
Valve Clearance: Intake: Set at the
  Exhaust: Set at the
 
Cam Lift:   Intake: 7.29mm Exhaust: 7.29mm
Rocker Ratio:   Intake: 1.55 Exhaust: 1.55
Nett Valve Lift:   Intake: 11.30mm Exhaust: 11.30mm
Advertised Duration @ 0.10mm Intake: 254 Exhaust: 254
Duration @ 1.00mm VALVE LIFT Intake: 220 Exhaust: 220
Timing @ 1.00mm VALVE LIFT IVO: 2 BTDC EVO: 42 BBDC
    IVC: 38 ABDC EVC: 2 BTDC
Suggested Centre Lines:   Intake: 108 Exhaust: 112
VALVE Lift @ TDC Intake: 1.17mm Exhaust: 0.84



Compatibility

  • 1988-1998 Nissan 180SX S13
  • 1988-1994 Nissan Silvia S13

The vision is for Kelford Cams to be known as one of the best in the camshaft industry, to be recognised worldwide for manufacturing high quality, high performance camshafts for the motorsport industry. We are a small company that, since 1968 has specialised in custom camshafts to suit the individual requirements of each racer. We have a vast knowledge of engine combinations for all types of motor sport and we know how to match camshafts to engine and vehicle requirements. All of our cams are manufactured in-house using ultra-modern design systems and ground using masterless CNC grinders with CBN cutting wheel technology for superior quality and consistency.

  • 254/254 Degrees advertised duration, 11.30mm/11.30mm lift
  • Drift spec, low duration, low overlap, maximum velocity, for ultimate throttle response. No cylinder head clearancing needed.
Engine Make: Engine Model: Part Number:
NISSAN SR20DET S13 TURBO 188-EZ
Valve Clearance: Intake: Set at the
  Exhaust: Set at the
 
Cam Lift:   Intake: 7.29mm Exhaust: 7.29mm
Rocker Ratio:   Intake: 1.55 Exhaust: 1.55
Nett Valve Lift:   Intake: 11.30mm Exhaust: 11.30mm
Advertised Duration @ 0.10mm Intake: 254 Exhaust: 254
Duration @ 1.00mm VALVE LIFT Intake: 220 Exhaust: 220
Timing @ 1.00mm VALVE LIFT IVO: 2 BTDC EVO: 42 BBDC
    IVC: 38 ABDC EVC: 2 BTDC
Suggested Centre Lines:   Intake: 108 Exhaust: 112
VALVE Lift @ TDC Intake: 1.17mm Exhaust: 0.84



  • 1988-1998 Nissan 180SX S13
  • 1988-1994 Nissan Silvia S13

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