Engine Rebuilds
Box Performance-Bringing Muscle Back to Life - One Rebuild at a Time.
Need your engine rebuilt or refreshed up? Our Engine Rebuild Includes: Disassemble, Degrease, Inspect Parts, Clean Parts, Hone Block, Disassemble Clean & Inspect Cylinder Heads, Valve Job, Check Clearances, File Rings, Install Cam Bearings & Freeze Plugs, Paint Block, Assemble Heads with New Seals, Assemble Engine & Run on Test Stand & Tune. (Replacement Stock Parts Included: Valve Springs, Rings, Bearings, Flat Tappet Cam & Lifters, Timing Chain Set, Gasket Kit, Oil Pump, Oil Pump Pickup, Spark Plugs, Oil Filter, Joe Gibbs Oil, Shipping, Shop Fee) *This does not include any other machine work that may needed to complete the job. If you would like more than stock parts, we offer performance upgrades such as custom camshafts, aftermarket aluminum heads, shaft rocker systems ETC. We will help you determine what upgrades will work with your engine. Call for current pricing.
Engine Rebuilds FAQs
Q: What's the turnaround time for an engine rebuild?
A: Typical turnaround is 4–10 weeks, depending on parts availability and the complexity of the rebuild.
Q: Can I upgrade during my rebuild?
A: Absolutely — we can upgrade components like pistons, rods, cams, and cylinder heads during your rebuild to increase performance.
Q: What are the benefits of upgrading to a roller camshaft & lifter system during an engine rebuild?
A. Upgrading to a roller cam reduces friction, boosts horsepower, improves reliability, and lets you run a more aggressive cam profile without sacrificing drivability.
Q: What are the benefits of upgrading to aluminum cylinder heads during an engine rebuild?
A. Aluminum heads are lighter and run cooler, They allow you to run higher compression safely which will allow you to produce more horsepower — making them one of the best upgrades for serious performance builds.