Kelford Cams- suit Nissan RB25NEO 272 ( 244-A2 )
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272 Degree street/strip performance cams. No cylinder head clearancing required. Can run stock valve spring up to 7500rpm and 1bar of boost.
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| Engine Make: | Engine Model: | Part Number: | |||||
| NISSAN | RB25 NEO | 244-A2 | |||||
| Valve Clearance: | Intake: | 0.25mm | Set | COLD | at the | CAM | |
| Exhaust: | 0.30mm | Set | COLD | at the | CAM | ||
| Cam Lift: | Intake: | 9.20mm | Exhaust: | 9.20mm | |||
| Rocker Ratio: | Intake: | 1 | Exhaust: | 1 | |||
| Nett Valve Lift: | Intake: | 8.95mm | Exhaust: | 8.90mm | |||
| Advertised Duration @ | 0.10mm | Intake: | 264 | Exhaust: | 272 | ||
| Duration @ | 1.00mm VALVE LIFT | Intake: | 226 | Exhaust: | 234 | ||
| Timing @ | 1.00mm VALVE LIFT | IVO: | EVO: | 51 BBDC | |||
| IVC: | EVC: | 3 ATDC | |||||
| Suggested Centre Lines: | Intake: | VARI | Exhaust: | 114 | |||
| VALVE | Lift @ TDC | Intake: | Exhaust: | 1.20 | |||
| Product Name | Kelford Cams- suit Nissan RB25NEO 272 ( 244-A2 ) |
|---|---|
| Brands | Kelford |
| Engine | RB25 NEO |
| Make | Nissan |
Delivery & Freight
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Why choose matched valve springs for performance cams?
Spring pressure must match the cam profile and rpm limit. Too little causes valve float; too much causes wear.
Do I need adjustable cam gears?
They allow fine-tuning of cam timing, especially useful after head machining or when running non-standard cams.
What is the maximum RPM for the Kelford 244-A2 cams with stock valve springs?
The Kelford 244-A2 cams can safely operate with stock valve springs up to 7500 RPM. Ensure that the engine is properly tuned to maintain reliability at this RPM.
Do I need to modify my cylinder head for the Kelford 244-A2 camshafts?
No cylinder head clearancing is required when using the Kelford 244-A2 camshafts, making installation straightforward for the RB25 NEO.
What are the recommended valve clearances for the Kelford 244-A2 camshafts?
The recommended valve clearances for the Kelford 244-A2 camshafts are 0.25mm for the intake and 0.30mm for the exhaust, both set cold at the cam.
What boost level can the Kelford 244-A2 camshafts handle?
The Kelford 244-A2 camshafts can handle up to 1 bar of boost. Proper tuning and fuel quality are essential to ensure engine reliability at this boost level.
What is the lift specification for the Kelford 244-A2 camshafts?
The Kelford 244-A2 camshafts have a lift of 9.20mm for both the intake and exhaust valves. This lift contributes to improved performance in street and strip applications.
