Mazworx Racing Engines

Our Stage 2 engine package is designed for engines making 600-800 hp. ***Stage 2 Short Block***Labor:Disassemble Short BlockHot Tank/CleanSand Blast/Paint Block, IronMachine for Threaded Oil Port PlugsMachine for Threaded Freeze PlugResurface Block, InlineResize Cylinder w/ Torque PlateHone Line BoreInstall Oil Pump Collar on Crank (If needed)Clean, Check, Polish, Balance CrankAssemble Short BlockParts:CP Pistons, 86.5mm x 9:1 CRUpgraded Wrist Pins 9310, .250" WallManley Turbo Tuff RodsACL...

Picture shows Stage 2 package. Our Stage 3 engine package is designed for engines making 800-1200 hp. ***Stage 3 Short Block***Labor:Disassemble Short BlockHot Tank/CleanSand Blast/Paint Block, IronMachine for Threaded Oil Port PlugsMachine for Threaded Freeze PlugInstall Billet Mains and GridleResurface Block, InlineResize Cylinder w/ Torque PlateResize Line BoreClean, Check, Polish, Balance CrankAssemble Short BlockParts:CP Pistons, 86.5mm x 10:1 CR Heavy DutyUpgraded Wrist Pins 9310, .250"...

This head package is designed for engines making 600hp.  The intake and exhaust ports are hand ported and blended to match the standard size valves.   Here's a break down of the head. Labor:DisassembleSand BlastRemove/Drill/Tap/Replace Oil Port PlugsMachine for Threaded Freeze PlugsBlend Seat/BowlRemove, Reinstall, Ream Valve GuidesValve Job, RaceSet Valve Lash Resurface HeadAssemble HeadParts:Supertech Intake Valves, StdSupertech Inconel Exhaust Valves, StdSupertech Bronze...

Our Stage 2 Short Block using your good virgin cores. We rate our Stage 2 Short Block up to about 1000hp. Each block is cleaned, inspected, machined and built, IN-HOUSE. The Mazworx Stage 2 RB26DETT is built with the following components: -CP 86.5mm 9.0:1 CR Forged Pistons w/ Upgraded Wristpins-Manley Turbo Tuff Rods-ACL Race Rod and Main Bearings-ARP Main Studs-Mazworx Threaded O-ring Plugs-Mazworx Threaded O-ring Freeze Plugs -Crank Collar (Optional, if using short nose crank) The labor...

This head package is designed for engines making 1000hp.  The intake and exhaust ports are CNC ported and opened up to match the +1mm valves.  Combustion chambers are CNC machined to match an 87mm bore and can be either fully opened up or stay with the quench pads.  Here's a break down of the head.Labor:DisassembleSand BlastRemove/Drill/Tap/Replace Oil Port PlugsMachine for Threaded Freeze PlugsStage 3 CNC Port and ChamberRemove, Reinstall, Ream Valve GuidesValve Job, RaceSet...

This head package is designed for engines making over 1000hp.  The intake and exhaust ports are CNC ported and opened up to match the +1mm valves.  Combustion chambers are CNC machined to match an 87mm bore and can be either fully opened up or stay with the quench pads.  Here's a break down of the head. Labor:DisassembleSand BlastRemove/Drill/Tap/Replace Oil Port PlugsMachine for Threaded Freeze PlugsStage 3 CNC Port and ChamberRemove, Reinstall, Ream Valve GuidesValve Job,...

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...

Labor:Disassemble Short BlockHot Tank/CleanSand Blast/Paint Block, IronMachine for Threaded Oil Port PlugsMachine for Threaded Freeze PlugMachine for RB26 Head StudsMachine RB26 Main Oil GrooveInstall Billet Mains and GridleConvert Block to AWDResurface Block, InlineResize Cylinder w/ Torque PlateResize Line BoreClean, Check, Polish, Balance CrankAssemble Short Block Parts:CP Pistons, 86.25mm x 10:1 CR Heavy DutyUpgraded Wrist Pins 9310, .250" WallBrian Crower Billet Crank, 90mm StrokeNitto...

RB30 Block with RB26 HeadStroked to 3.2 Liters ***Stage 3.2 AWD Short Block*** Labor:Disassemble Short BlockHot Tank/CleanSand Blast/Paint Block, IronMachine for Threaded Oil Port PlugsMachine for Threaded Freeze PlugMachine for RB26 Head StudsMachine RB26 Main Oil GrooveInstall Billet Mains and GridleConvert Block to AWDResurface Block, InlineResize Cylinder w/ Torque PlateResize Line BoreClean, Check, Polish, Balance CrankAssemble Short Block Parts:CP Pistons, 86.25mm x 10:1 CR Heavy...

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.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 1 package is designed for DIY engine builders...

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.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...

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.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 3 package is designed for DIY engine builders...

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.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 4 package is designed for DIY engine builders...

Basic full performance rebuild of your SR20 long block.  Everything is refurbished and/or replaced with upgraded parts.  This motor is rated up to 400hp.  Before delivery, the motor is spun and primed with break in oil. Stage 1.1 Short BlockLabor:Hot Tank/CleanSand Blast BlockRemove/Retap/Replace Oil Port PlugsMachine for Threaded Freeze PlugsResize CylindersUse Torque Plate During HoningResurface DeckHone Line BoreOil Groove Machining, SR20Clean, Check, Polish, Balance...

Next level past the Stage 0.8 full performance build of your SR20 long block.  Everything is refurbished and/or replaced with upgraded parts.  This motor is rated up to 500hp.  Before delivery, the motor is spun and primed with break in oil. Stage 1.5 Short BlockLabor:Disassemble Short BlockHot Tank/CleanSand Blast BlockRemove/Retap/Replace Oil Port PlugsMachine for Threaded Freeze PlugsSleeve InstallResize CylindersUse Torque Plate During HoningStep DeckResize Line BoreOil...

Next level past the Stage 1.5 full performance build of your SR20 long block.  Everything is refurbished and/or replaced with upgraded parts.  This motor is rated up to 600hp.  Before delivery, the motor is spun and primed with break in oil. Stage 2 Short BlockLabor:Disassemble Short BlockHot Tank/CleanSand Blast BlockRemove/Retap/Replace Oil Port PlugsMachine for Threaded Freeze PlugsSleeve InstallResize CylindersUse Torque Plate During HoningStep DeckResize Line BoreOil Groove...

Here at Mazworx, we can build your cylinder head 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 cylinder head that is ready-to-bolt-on, see the specifications section for info. For more understanding of our process, see the additional information section. Each built head will start with the following: Hot Tank Cleaning:Wash your head to get oil and grim off. Sand Blast Head:Since...

Here at Mazworx, we can build your cylinder head 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 cylinder head that is ready-to-bolt-on, see the specifications section for info. For more understanding of our process, see the additional information section. Each built head will start with the following: Hot Tank Cleaning:Wash your head to get oil and grim off. Sand Blast Head:Since...

Here at Mazworx, we can build your cylinder head 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 cylinder head that is ready-to-bolt-on, see the specifications section for info. For more understanding of our process, see the additional information section. Each built head will start with the following: Hot Tank Cleaning:Wash your head to get oil and grim off. Sand Blast Head:Since...

Here at Mazworx, we can build your cylinder head 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 cylinder head that is ready-to-bolt-on, see the specifications section for info. For more understanding of our process, see the additional information section. Each built head will start with the following: Hot Tank Cleaning:Wash your head to get oil and grim off. Sand Blast Head:Since...

2.4ltr Drag NA92mm x 92mmStage 4V Short Block, FWD VE Labor:Disassemble Short BlockHot Tank/CleanSand Blast BlockRemove/Retap/Replace Oil Port PlugsMachine for Threaded Freeze PlugsSleeve InstallResize CylindersUse Torque Plate During HoningStep DeckResize Line BoreClean, Check, Polish, Balance CrankAssemble Short Block Parts: Custom X-Forged Lightweigh CP Pistons, 92mm 14.5:1 CRR&R Alum Rods (Increased Length)ACL Race BearingsOil Pump, SR20VEDarton Dry SleevesMazworx SR20 Main Stud KitMazworx...

Stage 3 SFWD Short Block Labor:Disassemble Short BlockHot Tank/CleanSand Blast BlockRemove/Retap/Replace Oil Port PlugsMachine for Threaded Freeze PlugsMachine Turbo Oil Feed, Oil DrainSleeve InstallFull Fill BlockResize CylindersUse Torque Plate During HoningStep DeckMachine Groove for Fire RingResize Line BoreClean, Check, Polish, Balance CrankAssemble Short Block Parts:Custom HD CP Pistons, 89mm 10:1 CR, Upgraded Wrist Pins .250" WallR&R Aluminum RodsMazworx 86mm Billet Race CrankACL...

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. 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...

This is our entry level RWD VVL converted long block setup for Daily/Street use. Everything is refurbished and/or replaced with upgraded parts. The head is setup with shimless valves and mild 184-LT cams.  This motor is rated up to 600hp. Before delivery, the motor is spun and primed with break in oil.P12 (8H6) head will get the external oil line.  P11 (1N5) heads will get the single solenoid conversion kit.Shown with optional billet valve cover.  Stage 2.3V Short...