Can I reuse the Plastigage after one measurement?
Documented on the Chevrolet Small Block 350 (sbc 350) build
Published March 28, 2026
No.
Full Answer
No. Plastigage is a single-use product and must be replaced for each measurement. Also re-measure every rod journal after any corrective work to confirm final clearances.
Documented In This Build
Related Knowledge
What is the acceptable rod bearing clearance for a Small Block Chevy 350?How accurate is Plastigage for measuring bearing clearance?What causes a rod bearing clearance to be too tight?If clearance is out of spec, what are my options?How important is degreeing the cam?What torque sequence and values should I use for SBC heads?How do I set lifter preload or hydraulic lash?What should I do to prepare the engine for first start and break-in?
Related Parts
Rod bearing set (std/undersize as needed)
$60
Assembly lube
$8
Crankshaft (replacement or reman) / Crank grinding (if required)
$400
Related Tools
Torque wrench
Socket set and ratchet
Engine stand (engine removed from vehicle)
PlastigagePlastigage
Dial micrometer / outside micrometer
Dial bore gauge or telescoping gauge
Related Videos
Small Block Chevy 350 Build Pt. 6 | This Is How It's Actually Supposed To Be Done
Small Block Chevy 350 Build Pt.3 | Filing rings and checking main clearances
Small Block Chevy 350 Build Pt.5 | Continued frustrations with rod clearances
Small Block Chevy 350 Build Pt. 11 | Installing the intake manifold and figuring out sbc nuisances
Small Block Chevy 350 Build Pt. 7 | Checking Crank Clearance and installing the rods.
Small Block Chevy 350 Build Pt. 8 | Installing Camshaft and timing components