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.

  • 284/290 Degrees advertised duration, 12.50mm/12.10mm lift
  • 284/290 Degree drag racing cams to suit large turbo, high boost SR20 motors using E85 or Methanol. Requires KVS93-BT valve springs.

Specifications

Engine Make: Engine Model: Part Number:
NISSAN SR20/GTiR (solid lifter) TURBO 186-C
Valve Clearance: Intake: 0.15mm Set COLD at the CAM
  Exhaust: 0.20mm Set COLD at the CAM
 
Cam Lift:   Intake: 8.21mm Exhaust: 8.01mm
Rocker Ratio:   Intake: 1.55 Exhaust: 1.55
Nett Valve Lift:   Intake: 12.50mm Exhaust: 12.10mm
Advertised Duration @ 0.10mm Intake: 284 Exhaust: 290
Duration @ 1.00mm VALVE LIFT Intake: 242 Exhaust: 248
Timing @ 1.00mm VALVE LIFT IVO: 11 BTDC EVO: 62 BBDC
    IVC: 51 ABDC EVC: 6 ATDC
Suggested Centre Lines:   Intake: 110 Exhaust: 118
VALVE Lift @ TDC Intake: 2.17mm Exhaust: 1.62



Compatibility

  • 1990-1994 Nissan Pulsar GTiR

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.

  • 284/290 Degrees advertised duration, 12.50mm/12.10mm lift
  • 284/290 Degree drag racing cams to suit large turbo, high boost SR20 motors using E85 or Methanol. Requires KVS93-BT valve springs.
Engine Make: Engine Model: Part Number:
NISSAN SR20/GTiR (solid lifter) TURBO 186-C
Valve Clearance: Intake: 0.15mm Set COLD at the CAM
  Exhaust: 0.20mm Set COLD at the CAM
 
Cam Lift:   Intake: 8.21mm Exhaust: 8.01mm
Rocker Ratio:   Intake: 1.55 Exhaust: 1.55
Nett Valve Lift:   Intake: 12.50mm Exhaust: 12.10mm
Advertised Duration @ 0.10mm Intake: 284 Exhaust: 290
Duration @ 1.00mm VALVE LIFT Intake: 242 Exhaust: 248
Timing @ 1.00mm VALVE LIFT IVO: 11 BTDC EVO: 62 BBDC
    IVC: 51 ABDC EVC: 6 ATDC
Suggested Centre Lines:   Intake: 110 Exhaust: 118
VALVE Lift @ TDC Intake: 2.17mm Exhaust: 1.62



  • 1990-1994 Nissan Pulsar GTiR

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