Engine Components

Specifically made by Kelford for competition RB26 engines. PACALOY Beehive valve springs featuring nitride and nano-peen process' for the ultimate ...

Also fits Early RB25 heads that did not have variable valve timing. 85lb seat pressure at 36.00mm install height. Coil bind is at 22.00mm.

Featuring Nano-peen and Gold nitride surface finish treatment, this is the highest quality 1UZ spring on the market. 80lb seat pressure at 33.00mm ...

80lb seat pressure at 39.10mm installed height. Coil bind is at 24.00mm.

High Performance dual valve spring set to fit OEM retainers. Install at 34.00mm (1.338") to give seat pressure of 85lb. Coil bind is at 18.50mm .

Titanium retainers are also available. Installs at 130lb / 1.800", 360lb @ .600" lift. Coil Bind at 1.10", 385 lb/inch rate. Requires a custom spri...

85lb seat pressure at 36.00mm install height. Coil bind is at 22.00mm

These PACALOY beehive valve springs feature nano peened and gold nitrided surface finish treatment for ultimate strength. 105lb Seat pressure @ 35....

By using modern CNC machinery and small batch runs with strict QA processes employed at each step in the production process we have been able to de...

Single adjustable cam gear to suit Nissan SR20 engines.

278&272/278 Degrees advertised duration, 10.00mm&10.00mm/10.00mm lift. Split lobe design, High lift street / strip racing camshafts, suit l...

Split lobe design, High lift Racing camshafts, low seat duration, maximum velocity to suit street, drift & track applications, requires machini...

High performance camshafts for street/strip and track racing engines using E85 or similar blend fuels.

These 272 degree high performance camshafts are designed with lower lift for use with the stock valve springs.

High performance cams for mid range performance engines, 350-550hp using E85 or similar blend fuels.

Cams for Mitsubishi 4G63 Evolution 9 MIVEC engines with solid lifter conversion. High HP racing cams suits well built time attack and drag racing e...

Cams for Mitsubishi 4G63 Evolution 9 MIVEC engines with solid lifter conversion. This is the solid version of our mega popular TX272 design.

These 272 degree high performance camshafts are designed with lower lift for use with the stock valve springs.

Cams for Mitsubishi 4G63 Evolution 9 MIVEC engines with solid lifter conversion. To suit 32-40mm restrictor plate and GPA rally engines.

High performance camshafts for street/strip and track racing engines using E85 or similar blend fuels.

Drag racing cams. These camshafts suit extreme boost, high RPM engines that use ethanol/methanol fuel and/or nitrous.

2003-2005 Mitsubishi Evo 8 High performance cams for mid range performance engines, 350-550hp using E85 or similar blend fuels. Features Constru...

Cams for Mitsubishi 4G63 Evolution 8 engines with solid lifter conversion. Drag racing cams to suit extreme boost, high RPM engines that use Ethano...

Cams for Mitsubishi 4G63 Evolution 8 engines with solid lifter conversion. High HP racing cams suit well built time attack and drag racing engines....

Cams for Mitsubishi 4G63 Evolution 8 engines with solid lifter conversion. This is the solid version of our mega popular TX272 design.

High HP racing cams. These camshafts suit well built time attack and drag racing engines using E85 fuel.

Cams for Mitsubishi 4G63 Evolution 8 engines with solid lifter conversion. To suit 32-40mm restrictor plate and GPA rally engines.

Drag racing cams. These camshafts suit extreme boost, high RPM engines that use ethanol/methanol fuel and/or nitrous.

These 272 degree high performance camshafts are designed with lower lift for use with the stock valve springs.

High performance camshafts for street/strip and track racing engines using E85 or similar blend fuels.

For Mitsubishi 4G63 Evolution 4-7 engines. Drag Racing cams to suit extreme boost, high RPM engines that use Ethanol / Methanol and/or nitrous.

The Ultimate 272 on the market, dyno proven to be the best available to date. Suited for 450-700hp, 40lb and 9500RPM with our recommended valve spring

High performance cams for mid range performance engines, 350-550hp using E85 or similar blend fuels.

Cams for Mitsubishi 4G63 Evolution 4-7 engines with solid lifter conversion. High HP racing cams, suits well built time attack and drag racing engi...

Cams for Mitsubishi 4G63 Evolution 4-7 engines with solid lifter conversion. This is the solid version of our mega popular TX272 design.

For Mitsubishi 4G63 Evolution 4-7 engines with solid lifter conversion to suit 32-40mm restrictor plate and GPA rally engines.

Stage3 Drag Cams, 1200hp+. Great when using alcohol based fuels and big boost. Recommended locking the Valvetronic system at 100% swing, must use a...

Stage2 Cams, suited for built engines running 850-1000hp. Great with aftermarket plenums. Can run using full Valvetronic system or locked in full o...

Stage1 Upgrade to suit bolt on parts, 550-750hp engines. Must have valve spring upgrade.

Stage 4 Drag Cams, best suited for professionally built engines. 750-1000HP.

RB 25 NVCS 272 Degree High lift Race profiles for high performance race builds. Machining is needed for cam swing. Must use KVS25R spring.

272 Degree street / strip cams. No cylinder head clearancing needed. OEM spring can be used with 7500rpm and 1bar of boost.

272 Degree high lift camshafts to suit high performance well built engines. Great with the use of a 3ltr bottom end and E85. Must use KVS25NEO spri...

272 Degree street/strip performance cams. No cylinder head clearancing required. Can run stock valve spring up to 7500rpm and 1bar of boost.

Serious race cams to suit drag racing engines using E85 or methanol fuel. The lobe designed to suit high RPM, high boost applications.

264 Degree street performance cams. No cylinder head clearancing required. Can run stock valve spring up to 7500rpm and 1bar of boost.

Street performance cams to suit turbo and ECU upgrade. Suits up to 30 lb boost and 7500 RPM with our recommended valve spring. Will suit stock valv...

Ultimate race cams for methanol burning pro drag racing motors, 6 second 2000HP+ type builds.