Mazworx Racing Engines

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...

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 1 SR20RWD for up to 400hp. Built with the following components: -CP 86.5mm 9.0:1CR Forged Pistons-Manley H Beam Connecting Rods -ACL Race Bearings (5 hole mains)-New OEM S14 Oil Pump -Mazworx Main Studs -Mazworx Front Oil Squirter-Misc Plugs Labor performed: -Hot Tank/Clean-Sand Blast...

Without Water passages. For use with VE heads Require o-ring machining .062" Thick 1/2" head studs and 16mm dowels

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.  This is a ready-to-assemble sleeved block that has all the necessary machine work done and all the clearances checked. Each sleeved block will start with the following: Labor:DisassembleHot Tank/CleanSand Blast BlockSleeve Install, Darton MIDResize CylindersUse Torque Plate During HoningStep DeckResize...

Complete Timing Chain kit for the Nissan SR20. This kit uses Mazworx and OEM components for superior quality and reliability. We use this exact same kit in our engine builds.  Comes standard with the Mazworx timing chain squirter. ...

Send us your rocker arms and we will machine them for dual guides.  This service is for a set of 8 rockers. If you already have extra guides that will replace the shim, you can also send them in to get ground to match the respective shim they are replacing.  Just select the option.  Please include the shim and replacement guide with the rocker and label the position on the bag. If you need guides, select the option to include new OEM guides and we will grind them...

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. For more understanding of our process, see the additional information section. The Stage 2 package is designed for DIY engine builders that want a high performance street/strip upgrade. This will be good for and engine making up to 1200hp. Hot Tank Cleaning:Wash your block to get oil and grim off.Sand Blast...

From high power tuned drag race to street usage, the EXEDY multi plate is capable of handling a variety of motor sport applications. Cerametallic Friction Material SD TypeThis model has been developed for high powered street cars and race cars with up to approximately 600TQ @ FW. They feature ventilated, thick intermediate plates for improved life and spring damper discs to protect your transmission and drive line.

Racing experience has shown that the stock iron block usually only last up to 2000hp. It then splits vertically along the head studs. We have also seen the main caps get loose. To resolve this, we designed this billet block. This block is completely made in house at Mazworx. It features the following: - Made from 6061-T6 Aluminum - OEM Deck Height - Uses 1/2"-9/16" Head Studs and 1/2" Main Studs with 3/8" Cross Bolts in center 5. - Tunnel will clear a 94mm stroke with aluminum rods -...

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. This is a ready-to-assemble sleeved block that has all the necessary machine work done and all the clearances checked. Each prepped block will start with the following: - Hot tank cleaning - Sand Blast Block - R/R Small Block Parts- Darton Sleeves Installed - Bore/Honed with Torque Plate - Step...