GARAGE CALCS FOR THE HOME BUILDER

Engine rebuild cost planner

Add up machine work, parts and labor for your rebuild with a cushion for surprises. Fill in your own quotes. Every line is optional.

Free, no sign-upUpdated September 2026
Your numbers
Machine shop
Parts
Labor and cushion
0 if you're doing it yourself.
Extra for the parts and machine work you find you need.

Estimated total

Machine work
Parts
Labor
Contingency

Planning a rebuild budget

Rebuild costs vary widely by engine, region and how far you go, so this planner uses your own numbers rather than guessing. Get written quotes from your machine shop for each operation, and price parts as a complete kit or piece by piece.

Why a contingency

Almost every rebuild turns up something unexpected once the engine is apart: a cracked head, a crank that needs more than a polish, or parts that turn out to be the wrong size. A 10 to 20% cushion keeps a surprise from stalling the project. The link button saves your whole estimate so you can come back to it or send it to someone.