Nissan SR20 Short Blocks

Labor:Disassemble/Reassemble Short BlockHot Tank/CleanSand Blast BlockRemove/Retap/Replace Oil Port PlugsMachine for Threaded Freeze PlugsSleeve Install, Darton DryResize Cylinders, 92mmUse Torque Plate During HoningStep DeckResize Line BoreClean, Check, Balance, Polish Crank Parts:Custom X-Forged Lightweight CP Pistons, 92mm 14.5:1 CRMazworx Billet Lightweight 92mm Stroker CrankshaftR&R Alum Rods (Increased Length)ACL Race BearingsOil Pump, SR20VEDarton Dry SleevesMazworx SR20 Main Stud...

The Mazworx Stage 2 SR20 RWD for up to 800hp. Built with the following components: -CP 90mm 9.0:1CR Forged Pistons-Upgraded Wrist Pins, .250" wall-Darton Dry Sleeves-BC ProH625+ Connecting Rods  -ACL Race Bearings (5 hole mains, 19mm rods)-New OEM Oil Pump -Mazworx Main Studs -Mazworx Front Oil Squirter-Misc Plugs Labor performed: -Hot Tank/Clean-Sand Blast Block-Remove/Retap/Replace Oil Port Plugs-Machine for Threaded Freeze Plugs-Machined for 1/2" Head Studs-Sleeve...

If you want make over 1000hp on the street, this is the short block for you.  Pistons Compression Ratio can be tailor for your application.   89mm Bore x 91mm Stroke10:1 CR Labor:Hot Tank/CleanOil Pump DeckedHone/Resize CylindersUse Torque Plate During HoningHone Line BoreBalanced CrankshaftAssemble Short Block Parts:Mazworx Pro Street Billet SR20VE Block, RWDOil Pump, SR20VEMazworx Spec CP Heavy Duty Pistons w/ Upgraded Wrist PinsCarrillo Connecting Rods, SR20, Pro-H 7/16" CARR...

The Mazworx Stage 2 SR20 FWD NA Short Block. Built with the following components: -CP 90mm 12.5:1CR Forged Pistons (Optional 14.5:1 92mm)-Darton Dry Sleeves-Manley H-Beam Connecting Rods -ACL Race Bearings-New OEM VE Oil Pump -Mazworx Main Studs -Mazworx Front Oil Squirter-Misc Plugs Labor performed: -Hot Tank/Clean-Sand Blast Block-Remove/Retap/Replace Oil Port Plugs-Machine for Threaded Freeze Plugs-Sleeve Install-Resize Cylinders-Use Torque Plate During Honing-Step...

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 w/ 1/2" Stud Kit- Mazworx Billet Girdle- Custom Heavy Duty CP Pistons- .250" wall thickness 9310 upgraded Wrist Pins- SR20 HD Carrillo Pro-H Rods, 7/16" CARR Bolts- ACL Racing...

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 DrainMachine for 1/2" StudsSleeve InstallResize CylindersUse Torque Plate During HoningStep DeckResize Line BoreOil Groove Machining, SR2019mm Rod Bearings MachiningClean,...

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, 19mm rods)-New OEM S14 Oil Pump -Mazworx Main Studs -Mazworx Front Oil Squirter-Misc Plugs Labor performed: -Hot Tank/Clean-Sand Blast Block-Remove/Retap/Replace Oil Port Plugs-Machine for Threaded Freeze Plugs-Sleeve Install-Resize Cylinders-Use Torque Plate During...

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 Block-Remove/Retap/Replace Oil Port Plugs-Machine for Threaded Freeze Plugs-Resize Cylinders-Use Torque Plate During Honing-Resurface Deck-Hone Line Bore-Oil Groove Machining,...