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John Deere 450b

Gsdiesel · 2023-04-27 14:12

Looking for torque specs and valve clearance on top end of a John Deere 450b with 4219d engine Thanks !

Replies4
  1. #1Diesel Dave2023-04-27 15:07

    Head bolt torque 110 ft/lbs Rocker shaft bolts 35 ft/lbs Valve clearance intake .014” exhhaust .018” .

  2. #2Gsdiesel2023-04-27 15:08

    Thank you sir

  3. #3mg23612023-04-28 05:03

    Welcome to HEF Gsdiesel ! Those head bolts should be re-torqued after 1 hour of run time. There is a special tool for that so you don't have to remove the rocker arms.

  4. #4Diesel Dave2023-04-28 09:18

    I saw that in the tool crib for years, now I know what it was for