Retail: $9,571.22
Price: $8,999.00
You Save: $572.22 (6.0%)
  • Complimentary T-shirt

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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:

- Used SR20DET S13 Block
- 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
- Carrillo Pro-H with CARR bolts
- ACL Racing 19mm Rod Bearngs and Main Bearings
-New VE oil pump
- 1/2" Head Studs machining
- Mazworx Front Oil Squirter
- Oil groove machining
- New Oil/Freeze Plugs
- 1/2 Filled with Hard Block
- Prepped for VE head