301 (1976-1979 — Cummins V8-504)

3600 — 1983-1984 — 8061SI

CT / CTP Series — 2006-2008 — Mack Engines

Valve Guide for Case IH: heavy-duty replacement for OEM RP421242

Exhaust Valve for John Deere AO, A, AR, 60 | A3618R f_Port Size_1/2 Inch NPT 301 (1976-1979 — Cummins V8-504)Exhaust Valve for John Deere (1. 985" head diameter, 7. 800" length, 45 degree): heavy duty replacement for OEM A3618R. Built for reliable field replacement performance. Fits These Models John Deere Tractors AO, A, AR, 60 OEM Cross Reference Numbers Replaces the following OEM part numbers: A3618R. Please verify the OEM reference number and equipment fitment before ordering.