A-R43681-AI Insert, Exhaust Valve (Std) model-42511X4B These motor graders were foundational

These motor graders were foundational to Fits Caterpillar's grading equipment line

Agricultural Tractor - 30 Series

1/2" - 20 thread

Rivet Hole Spacing: 1-3/4" C-C x 3-1/2" C-C

Interrupt Rating: 1000A @ 32V DC

A-R43681-AI Insert, Exhaust Valve (Std) model-42511X4B These motor graders were foundationalOne New Aftermarket Replacement Exhaust Valve Insert (Standard) Fits John Deere (Fits JD) Tractors, Combines, and Industrial Equipment This standard size exhaust valve seat insert is a precision cylinder head component pressed into the cylinder head to provide a durable seating surface for the exhaust valve. It must withstand the high temperatures and pressures of exhaust gases while maintaining an airtight seal to prevent leakage and ensure optimal