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Mazworx Stage 2 Short Block - STi / WRX / LGT sti, wrx, cp, sleeved block, subaru, subaru sti, sti block, sti shortblock, built sti block, built ej257, built ej, built sti motor, sleeved sti motor, wrx motor, built wrx motor, stage 2 sti motor, stage 2 wrx motor, stage 2 legacy motor, manley h tuff rods, sti h tuff rods, wrx h tuff rods
Retail: $4,194.00
Price: $4,152.00
Availability: Built to Order 3-4
Mazworx Item #: EJ25 S2 SB -

The Mazworx Stage 2 Sti Shortblock is designed to help maximize the power of your Rotated Turbo Kit. If you're pushing a Large Bolt On to a GTX35R, this is a great block for you. We rate this at roughly 650hp thanks to the Manley H Tuff Connecting Rods. These sturdier rods will take more use and abuse than the typical H-Beam and we add a few other, proprietary tweaks to help you enjoy your 600hp! The Mazworx Stage 2 EJ257 is built with the following components:- NEW OEM EJ257 Block- NEW OEM...

Mazworx Stage 1 Short Block - STi / WRX / LGT evo, cp, sleeved block, mitsubishi, mitsubishi evo, evo block, evo shortblock, built evo block, built 4b11t, built 4b11, built evo x motor, sleeved evo motor, lancer motor, built lancer motor, stage 1 evo motor, stage 1 evo motor, stage 1 lancer motor
Retail: $3,499.00
Price: $3,468.00
Availability: Built to Order 3-4
Mazworx Item #: EJ25 S1 SB -

Our Stage 1 Short Block is ideal for your WRX, STi or later model Legacy GT. Your new short block is built from a brand new case from Subaru to ensure the highest of quality. We rate our Stage 1 Short Block up to about 500hp. Each block is cleaned, inspected, machined and built, IN-HOUSE. If you're suffering from a lost ringland or bearing failure, this is an excellent solution for you. The Mazworx Stage 1 EJ257 is built with the following components:-NEW OEM EJ257 Block-NEW OEM...

O-Ring Machine and install
Price: $241.50
Availability: Machined to Order
Mazworx Item #: ORG -

Dave Briggs Drift Engine
Price: $16,999.00
Availability: Made to Order
Mazworx

This package offers a complete performance engine build from Mazworx, using the SR20 platform.  Final displacement is 2.3L and this package is rated for over 900hp and the constant abuse on drift engines.We start the build reinforcing the block with the installation of Darton sleeves. Then we complete block preparation, constantly taking measurements to ensure the correct machining process is used.As for the cylinder head, we start with a Mazworx Stage 3 CNC Porting, installation of new...

Kelsey Rowlings Drift Engine
Price: $9,299.00
Availability: Made to Order
Mazworx

This package offers a complete performance engine build from Mazworx, using the SR20DET platform, but still at an affordable entry level. Final displacement is 2.2L and this package is rated up to 600hp.We start the build reinforcing the block with the installation of Darton sleeves. Then we complete block preparation, constantly taking measurements to ensure the correct machining process is used.As for the cylinder head, we start with a Stage I Port and Polish, installation of new guides,...

Mazworx CNC Combustion Chamber Machining
Price: $231.00
Availability: Machined to Order
Mazworx Item #: MAZ SRCC -

SR20DET Stage 0 Cylinder Head
Price: $1,159.00
Availability: Built to Order 1-2
Mazworx Item #: SR20DET H Stg 0 -

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...

QR25DE Sleeved Block Mazworx, nissan, sr20, sr20det, sr20ve, darton sleeves, darton sleeves sr20
Retail: $1,864.99
Price: $1,786.99
Availability: Built to Order 1-2
Mazworx Item #: QRSB -

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: - Hot tank cleaning- Sand Blasted Block- Darton MID Sleeves Installed- Bore & Hone w/ Torque Plate- Step Decked- Line Bore ...

Oil Groove Machining
Price: $132.00
Availability: Machined to Order
Mazworx Item #: MAZ SROG -

Increase the oil flow through your main bearings.Improve lubrication system on RWD SR's

Remove, Reinstall, Ream Valve Guide
Price: $16.50
Availability: Machined to Order
Mazworx Item #: VG -

Resize Line Bore
Price: $302.50
Availability: Machined to Order
Mazworx Item #: RLB -