RB20 Stock Block & Head
Owner – Kade Tuned by Rapid Performance (New Zealand) Absolute animal of an rb20det engine pumping out over 520hp 😲
- Stock block and head RB20 with Kelford cams
- Holset 35rs turbo -Flex tuned so can run pump gas or right upto e85
- Haltech elite series ecu and iC-7 dash to monitor the vitals. note the stock intake manifold and throttle body.
Tuned by: Rapid Performance – Timaru, New ZealandÂ
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Kelford Cams
RB20DET engines has been designed to suit a range of applications, from mild street cams with no head clearancing required, right through to the most aggressive, no-expense-spared race builds.
RB25DET Exhaust Valve Guide
High quality precision machined. Made from our own proprietary Manganese Bronze. All guides need honing after fitment.
262/262 | RB25DET NVCS R33
262° street/drift performance cams. Ultimate throttle response. Suits turbo upgrade 54mm-62mm. No cylinder head clearancing required.
KCG25 | RB20 / RB26 Cam Gears Green
The gears have been CNC machined from highest quality 6061 T6 aluminium to more precise tolerances than original OEM gears. The tooth edges have been bevelled to increase belt life to
KCG25 | RB20 / RB26 Cam Gears Purple
The gears have been CNC machined from highest quality 6061 T6 aluminium to more precise tolerances than original OEM gears. The tooth edges have been bevelled to increase belt life to
264/264 | RB25DET NEO R34 Turbo
264° street/drift performance cams. Improved low to mid-range power and fast spool. Ultimate throttle response with NVCS. Suits turbo upgrade 54mm-62mm.
KVS1855-BT | RB26 Beehive Springs
Designed specifically by Kelford for RB26DETT engines and we believe it is the best valve spring kit in the world for these engines. 105lb seat pressure at 39.10mm installed
272/272 | Low Lift R31 / R32
272° drift/strip cams for more mid-high rpm power. Suits 58mm-68mm turbo. No cylinder head clearancing needed.
272/264 | High Lift R31 / R32
272°-264° split lobe design on the inlet. Short duration, high lift for improved port flow. More top end power. 64mm-72mm turbos. Ideal for high power street/drift or track
KCG25 | RB20 / RB26 Cam Gears
The gears have been CNC machined from highest quality 6061 T6 aluminium to more precise tolerances than original OEM gears. The tooth edges have been bevelled to increase belt life to
288/280 | High Lift – RB26DETT
High lift racing cams. Best suited to wide open throttle racing applications where high rpm power is most important. Suits 68mm+ turbo. Fuel type E85 or methanol.
274/280 | High Lift – RB26DETT
274°/270° split lobe intake, 280° exhaust. High lift racing cams. Larger exhaust cam to suit 3.0L+ bottom ends. Suits 64mm+ turbo. Great with E85. Ideal for well built engines.
RB26DETT Shim-less DLC Coated Buckets
KCF-182Y have a 6.70mm 'post' thickness designed for 182-SF and 182-SG camshafts. Set of 24 buckets. Larger internal fillet and reinforced skirt.
KVS25NEO | RB25DET NEO Beehive Springs
Beehive valve spring set with titanium retainers. Ovate PACALOY wire. 100lb seat pressure @35.5mm Install. 180lb at 10.00mm lift
RB26DETT ‘shim-under’ DLC Coated Followers
Shim under Bucket: 2.78mm ‘Shim Thickness’ to suit Standard 32.02mm-32.33mm base-circle cams. Larger internal fillet and reinforced skirt.
RB26DETT Shim-less DLC Coated Cam Followers
KCF-182X have a 6.40mm 'post' thickness for the 182-SF /182-SG cams. Increased rigidity increases both camshaft and bucket longevity.
KVS25R-T | RB25DET NVCS Springs
Valve springs with Titanium retainers. Includes 24 springs, 24 retainers and 12 spring bases for the exhaust side to even up the install heights.Intake: 83lb seat pressure at 30.40mm installed height.
272/272 | High Lift – RB26DETT
272° high lift performance cams. More top end and maximum power than the 182-B. Suits twin turbo upgrade or single 64mm-76mm turbo. View full profile specs
RB26DETT Shim-less DLC Coated Cam Followers
KCF-182S have a 6.15mm 'shim' thickness. Feature: Larger internal fillet and reinforced skirt. Increased rigidity increases both camshaft and bucket longevity.
260/260 | High Lift – RB26DETT
260° high lift short duration. Best split between good throttle response and horsepower. Suits twin turbo upgrade or single 56mm-68mm turbo.
