OZ425 PackageOur OZ425 package combines our cam upgrade kit, VCM OTR, full exhaust system, and a Dyno Tune for optimized performance.
GT is a LS1-LS2 Cathedral Port specific cam. OK with stock pistons as long as heads are not shaved.
GTX-R requires aftermarket pistons with valve reliefs or flycuts made into the factory pistons.
HPX-R requires aftermarket pistons with valve reliefs or flycuts made into the factory pistons.*** We can sell you replacement pistons that can be used with factory rods that have valve reliefs so you can use the biggest cams. The GTX-R and HPX-R
GT is a LS1-LS2 Cathedral Port specific cam. OK with stock pistons as long as heads are not shaved.
GTX-R requires aftermarket pistons with valve reliefs or flycuts made into the factory pistons.
HPX-R requires aftermarket pistons with valve reliefs or flycuts made into the factory pistons.*** We can sell you replacement pistons that can be used with factory rods that have valve reliefs so you can use the biggest cams. The GTX-R and HPX-ROztrack Cam UpgradeIncludes the following:
- Oztrack Camshaft
- PAC Double Springs
- Chromoly pushrods
- LS7 lifters and lifter guides
- Head gaskets and head bolts
- Cam sprocket & cam bolts
- Balancer bolts
- Our experienced engine builder completes the cam installation, they clean the heads in a hotwash. The heads are not serviced. You need to choose the CNC Head Options for that.
- If 6L or 6.2L with L76,L98,L77 or LS3 engines do CNC Ported Heads with new intake valve seats. (There is a problem with the factory valve seats as they age)
- Front Timing Cover Gasket and Seal, Rocker Cover Gaskets for $200 (highly recommended)
- Rocker Bush Kit
- 25% underdrive Balancer
- Contact us for additional upgrades including cylinder heads, intake manifolds, etc.
- Manta exhaust in stainless steel twin 2.5″ catback. Optional 3″ Manta exhaust for an extra $400
- Metal high flow cats
- stainless steel tuned length long 4 into 1 headers
- Boosts power to approximately 425 engine kW, depending on cam selection
Calculate Your Upgrade Budget
Planning to enhance your vehicle’s performance with Oztrack? Use our Loan Calculator to estimate your upgrade budget. Discover convenient financing options through our partner, Verified Lending, and bring your dream upgrades to life. Start calculating today!
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