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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: - Hot tank cleaning- Sand Blasted Block- Darton Sleeves Installed- Bore & Hone w/...

Mazworx's SR-VQ Adapter Housing provides a custom fitted bellhousing for easy installation of a Z33 gearbox on an SR20 RWD application. The kit includes: - SRVQ Bell Housing and Hardware - Front Cover Gasket and Input Shaft Seal (already installed) SRVQ Bell Housing Only Installation Instructions ...

Mazworx SRVQ Adapter kit comes with a new bell housing for easy installation on S-chassis Nissan. The kit includes: - SR-VQ bellhousing and Hardware- Driveshaft (options available)   *Driveshaft pictured is the carbon fiber option- S-Chassis/Z33 Transmission Crossmember- Z33 Short Shifter and Shifter Bracket- Shifter Cover- Roller Pilot Bearing and Recess Tool- Front Cover Gasket and Input Shaft Seal Driveshaft weights:19lbs Mild Steel15lbs Aluminum16lbs Carbon Fiber...

Set up to run 3 injectors per cylinder. Equal length runners and large plenum for optimum air flow. 90mm throttle body inlet and also includes Vacuum port provisions. Also includes 2 Mazworx top feed fuel rail -10an in/out and the installation hardware.Fits 14mm x 60mm injectors. Overall size 17.5" L - 10" W

Mazworx SR20 Main Stud Spacers let you install main studs on a FWD block without girdle. Set as each or set of 10.

Billet Thermostat Housing for SR20. Select the correct configuration. Uses -16AN fitting. VE FWD/AWD configuration only works on VE/VET housings.

Due to the SR20VE oil pumps being discontinued by Nissan, we can only build VE conversions if you supply your own new VE oil pump.  We are currently working on a solution.The next step to our Stage 3 SR20 Short Block, includes a 91mm Stroker rotating assembly. We rate this short block to 1000+hp The Mazworx Stage 4 SR20RWD is built with the following components: - Mazworx SR20 91mm Billet Crankshaft- Proprietary, Mazworx Sleeving (Darton Sleeves)- Step deck - Mazworx SR20 Billet Main Caps...

Due to the SR20VE oil pumps being discontinued by Nissan, we can only build VE conversions if you supply your own new VE oil pump.  We are currently working on a solution.The next step to our Stage 2 SR20 Short Block, includes a 91mm Stroker rotating assembly. We rate this short block to 800hp The Mazworx Stage 3 SR20RWD is built with the following: Labor:Disassemble Short BlockHot Tank/CleanSand Blast BlockRemove/Retap/Replace Oil Port PlugsMachine for Threaded Freeze PlugsPlug RWD Oil...

Due to the SR20VE oil pumps being discontinued by Nissan, we can only build VE conversions if you supply your own new VE oil pump.  We are currently working on a solution. The Mazworx Stage 2 SR20 RWD for up to 600hp. Built with the following components: -CP 90mm 9.0:1CR Forged Pistons-Upgraded Wrist Pins-Darton Dry Sleeves-BC ProH625+ Connecting Rods -ACL Race Bearings (5 hole mains)-New OEM S14 Oil Pump -Mazworx Main Studs -Mazworx Front Oil Squirter-Misc Plugs Labor...