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SR20VE Stage .6 Cylinder Head
Price: $1,999.00
Availability: Built to Order 3-4
Item #: SR20VE H Stg .6 -

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...

Mazworx Stage 2 Short Block - SR20VE FWD NA
Price: $4,199.00
Availability: Built to Order 3-4
Item #: SR20VE SB Stg -

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...

Mazworx SR20 Billet Race Crankshaft
Price: $2,149.00
Availability: Back Order
Item #: 100006 -

This is the crankshaft we use in our Pro Drag SR20 engines making over 2000+hp.  This crank was specifically designed for this application for strength and durability.  The factory stroke allows us to have a better rod ratio for reduced piston scuffing at high boost and a larger connecting rod for strength.  We also implemented the direct oil holes for the connecting rods.  With increased boost comes increase vibrations in a 4 cylinder.  So we increased the flywheel...

Mazworx SR20 60-2 Crank/Cam Sensor Kit
Price: $824.99
Availability: Back Order
Item #: 10302 P -

If you want the highest level of timing accuracy, a 60-2 crank trigger gives that to you.  Completely relying on the cam for timing introduces error.  We developed this kit from the race team because we needed the most precise timing when making 2000+hp.   This kit uses a 60-2 reference trigger on the crank and a single pickup on the exhaust cam for sync.  We accomplish this by providing an outer shell for the ATI pulley that has the 60-2 teeth integrated in it. ...

SR20DET Stage 1 Cylinder Head
Price: $2,189.00
Availability: Built to Order 3-4
Item #: SR20DET H Stg 1 -

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...

SR20DET Stage 2 Cylinder Head
Retail: $3,056.97
Price: $2,905.05
Availability: Built to Order 3-4
Item #: SR20DET H Stg 2 -

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.When sending your head in, we will need the complete cylinder head with cams caps, shims and rockers. Each built head will start...

SR20DET S13 Stage 0.5 Cylinder Head
Price: $1,889.00
Availability: Built to Order 1-2
Item #: SR20DET S13 H Stg 0.5 -

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...

SR20 Sleeved Block Stg 2 Mazworx, nissan, sr20, sr20det, sr20ve, darton sleeves, darton sleeves sr20
Price: $2,519.00
Availability: Built to Order 2-3
Item #: SR20 B Stg 2 -

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 upgrade. This will be good for and engine making up to 700hp. Hot Tank Cleaning:Wash your block to get oil and grim off.Sand Blast...

SR20 Block Stg 1 Mazworx, nissan, sr20, sr20det, sr20ve, darton sleeves, darton sleeves sr20
Price: $1,474.00
Availability: Built to Order 2-3
Item #: SR20 B Stg 1 -

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 that want a slight upgrade from OEM. This will be good for and engine making up to 400hp. Hot Tank Cleaning:Wash your block to get oil and grim off.Sand Blast Block:Since these...

SR20 Sleeved Block Stg 3 Mazworx, nissan, sr20, sr20det, sr20ve, darton sleeves, darton sleeves sr20
Price: $3,599.00
Availability: Built to Order 2-3
Item #: SR20 B Stg 3 -

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 that want a high performance street/strip upgrade. This will be good for and engine making up to 1000hp. Hot Tank Cleaning:Wash your block to get oil and grim off.Sand Blast...

SR20 Sleeved Block Stg 4V Mazworx, nissan, sr20, sr20det, sr20ve, darton sleeves, darton sleeves sr20
Price: $3,929.00
Availability: Built to Order 2-3
Item #: SR20 B Stg 4V -

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 that want a highest performance street/strip stock casting block possible. This will be good for and engines making over 1000hp. Hot Tank Cleaning:Wash your block to get oil and...

Mazworx VVL/RWD Conversion Kit, P11 (1N5)
Retail: $2,309.96
Price: $2,199.00
Availability: Out of Stock
Item #: 10285, 11197 -

This is a complete kit needed to bolt a NEO VVL SR16/20VE head onto your RWD SR20DET.Oil Relocation Kit fits P11 only. Buy everything together and save time and money.

Mazworx SR20 60-2 Crank Only Sensor Kit for RWD ATI
Price: $469.00
Availability: Back Order
Item #: 10303 P -

If you want the highest level of timing accuracy, a 60-2 crank trigger gives that to you.  Completely relying on the cam for timing introduces error.  We developed this kit from the race team because we needed the most precise timing when making 2000+hp.   This kit uses a 60-2 reference trigger on the crank only.  This kit alone will run batch fire injection.  Or can be used with engines that already have a cam pickup for sequntial injection.  We...

Pro Street Billet 2JZ Block
Price: $12,500.00
Availability: Exclusive
Item #: 30215 -

The Pro Street Billet 2JZ Block combines high horsepower durability with streetability. This block meets the needs of the daily driver all way up to the street class racer. With the OEM look, it directly swaps out with the OEM block. Constructed from high quality American made 6061-T6 aluminum, it’s lighter and more durable. Line bore stability is key when engine temps rise. That’s why it’s important to construct the main caps from steel. The 4140 main caps reduce line bore growth by half from...

Pro Street Billet SR20VE RWD Block
Price: $8,500.00
Availability: Back Order
Item #: 30205 -

The Pro Street Billet SR20VE RWD Block combines high horsepower durability with street ability. This block meets the needs of the daily driver all way up to the street class racer. With the OEM look, it directly swaps out with the OEM block. Constructed with 6061-T6 aluminum, it’s more durable than the OEM cast counterpart. Line bore stability is key when engine temps rise. That’s why it’s important to construct the main caps from steel. The 4140 main caps reduce line bore growth by half from...

Mazworx SR20 91mm Crankshaft SR20, SR20DET, SR20VE, SR20VVL, 20V, P11, P12, S13, S14, S15, B13, B14, Pulsar, GTiR, FWD, RWD, 240SX, 200SX, 180SX, Silvia, NeoVVL, Kouki, Zenki, Sunny
Price: $2,149.00
Availability: Back Order
Item #: 100001 -

Features: - 91mm Stroke - Billet 4340 Chrome-moly - Shot Peened, Heat Treated, and Nitrated - Tear Drop Main Oiling Holes - Recommended for Turbo applications

Pro Drag Billet SR20 Block
Price: $7,300.00
Availability: Made to Order
Item #: 30200 -

Our racing experience has shown that the stock cast aluminum block usually only last up to 1300hp. It then splits horizontally under 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 - Uses 9/16"-1/2" Head Studs and 1/2" Main Studs.  - Tunnel will clear a 91mm stroke with aluminum rods - Connection between the head stud and...

Mazworx SR20 Main Stud Kit SR20DET, SR20VE, Pulsar, GTiR, S13, S14, S15, B13, B14, arp
Price: $189.99
Availability: Back Order
Item #: 11002 -

Mazworx Main Stud Kit is a new and improved design to the existing main stud kits on the market. Longer in length features more engagement. Stronger ARP 2000 Material that is capable of achieving clamp loads in the 215,000-220,000 psi range. Also, there is no need for machining the upper oil pan for clearance anymore! Made from ARP2000 material -12 point - 220ksi tensile strength - Straight shank/bullet ends from complete bottom out ...

Mazworx SR20 Head Stud Kit 102-4701, SR20DET, SR20VE, SR20DE, SR20VET
Price: $189.99
Availability: Back Order, Expected Mid-December
Item #: 11001 -

Upgrading your stock headbolts is a necessity when building a upgraded motor. Here are the Mazworx SR20 headstud kit. These are the correct length that will completely bottom out and provide extra clamping force needed. ARP2000 is capable of achieving clamp loads in the 215,000-220,000 psi range. ARP2000 is used widely in short track and drag racing as an up-grade from 8740 chrome moly in both steel and aluminum rods. Stress corrosion and hydrogen embrittlement are typically not a problem,...

Mazworx SR20 Hall Sensor Kit
Price: $449.00
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Availability: Back Order
Item #: 10300 -

This is used when running a VVL head on a RWD block.  The wheel installs on the exhaust cam gear and the head has to be machined for the sensor. Mazworx Cam Wheel w/ rare earth magnets installed Hall Sensor Hall Sensor Harness Mazworx Cam Angle Sensor/Distributor block off plug (Choose Color) Dowel Pin

Mazworx VG Transmission Conversion Driveshaft
Price: $325.00
Availability: Special Order
Item #: 1015- -

Mazworx Stage 1.1 Short Block - SR20 RWD
Price: $3,529.00
Availability: Built to Order 2-3
Item #: SR20 SB STG 1.1 -

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 S15 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,...

Mazworx Stage 2.1 Short Block - SR20 RWD
Price: $5,129.00
Availability: Built to Order 3-4
Item #: SR20 SB STG2.1 -

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-Manley Turbo Tuff Connecting Rods -ACL Race Bearings (5 hole mains, 19mm rods)-New OEM S15 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...

Mazworx Stage 3 Short Block - SR20 RWD
Price: $7,899.00
Availability: Built to Order 3-4
Item #: SR20 SB Stg 3V -

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,...