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NISSAN RB25DET NEO. High performance beehive valve spring set with titanium retainers. Ovate PACALOY wire. 100lb seat pressure @35.5mm Install. 180lb at 10.00mm lift. Bind @ 24.1mm. 11.40mm maximum lift. Not quite what you need? view more springs, cams & valve train parts for RB25DET NEO engine

264°/272° | 9.30mm/9.30mm 272° high lift cams for high performance engines. Suits 64mm+ turbos. Great with a 3L bottom end. Ideal for high power street/drift or track cars. Retains good throttle response with NVCS. Cylinder head may require machining for clearance of high lift cam lobes. OEM base circle diameter. Yoke style trigger fitted to the exhaust cam for CAS. Kelford Cams recommend valve spring KVS25NEO.

OEM Spring Seat.  Fits all SR20 heads for the outer spring.Replaces: 13205-53J00 13205-1N500

Upgraded billet cam cap for the 4B11.  Requires line boring after installation.

Billet aluminum flange to bolt a Bosch DBW 74mm throttle body to a 4" tube.  This flange is made with M7x1 threads (instead of the M6x1 threads normally) and will require you to slightly drill out the bolt holes in your throttle body for the larger bolts.  This larger bolt ensures the throttle body is secure under boosted applications. Use M7x1x40 Socket Head Bolts with this flange. Oring is included.

This is service requires you to send your good virgin crankshaft in.  We will perform this work on the crank you send in and we do not have any cores available.Work Included:CleaningRemove Oil Galley Plugs, Tap 1/16" NPTCheck straightnessInstall CollarBalancePolishParts Included:Mazworx Extended Oil Collar1/16" NPT Plugs (6)

Here at Mazworx, we can prep your block to your specifications. Utilizing our CNC capabilities and state-of-the-art equipment, you can ensure that the machining process is done properly. If you want a sleeved block that is ready-to-assemble, see the specifications section for info. For more understanding of our process, see the additional information section. Each prepped block will start with the following: Disassemble Hot Tank/Clean Sand Blast Block Remove/Retap/Replace Oil Port Plug Sleeve...

This is a build package where all parts are new and included.  No cores necessary.  1800hp capable for race use.  Can be built as a 3.0, 3.2 or 3.4 liter.  Short BlockLabor:Check Deck HeightHot Tank/CleanPaint Block, IronResurface Block, InlineResize Cylinder w/ Torque PlateResize Line BoreBalance CrankAssemble Short BlockParts:Dart Block, 1/2" Head StudsCustom CP Heavy Duty Pistons 86mm 9:1 CRBC ProH625+ Connecting RodsBC 86mm/90mm/94mm Billet Crank ShaftACL Race Bearing...

In this process, we disassemble your oil pan by removing the axles, diff, and axle tube.  Fully hot tank and clean the components.  Install the oil pan extension.  Drill out the internal oil drains.  Then reinstall the components using new seals and gaskets.Features: Adds 2.25 to 2.5 Qt to your existing system capacityRetains OEM oil pick up, no modification requiredIncreased oil capacity is recommended for most high volume oil pumpsIncreased volume ensures your pick up...

The TR2CD Twin Plate Clutch series line-up was designed for vehicles which have substantial increases in engine power. The billet aluminum cover provides a more direct clutch pedal feel, but still maintains ease of engagement due to the unique leverage mechanism of the diaphragm spring to reduce overall pedal effort. The TR2CD was designed with high power Turbocharged engines in mind. This type of clutch caters toward the heavily modified engines. The dampened hub clutch discs are 215mm in...

268°/268° | 11.00mm/11.00mm Racing cams to suit 700-1000hp turbocharged engines. Suits turbo sizing 64-68mm. These will make power to around 9k rpm. Great with E85. Lobe profiles designed to suit the MT Performance roller rocker conversion. Kelford Cams recommend KVS10-BT-R valve spring kit. Note: Roller rocker kit is sold separately. MT Performance roller rocker arms can be purchased here: MT Performance – SR20VE Roller Rocker Set #184-RR ...