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tr4

  1. A

    TR2/3/3A Tr3 / 4 piston clearances

    Hello All, Ok so I am in the process of reassembling my tr3 engine with almost all new parts! With only 54K on the car I was astounded at the amount of wear i found! I have purchased the 87mm liner piston and ring set from one of the three big parts houses. Upon sitting down to check my ring...
    • aserftr3
    • Thread
    • clearances liner piston tr3 tr4
    • Replies: 7
    • Forum: Triumph
  2. Tim Tucker

    TR4/4A Dis-assembly of fresh air duct

    Hi all! I'm in the middle of a dash project. Looking for anyone that can offer advice removing the 'valve'(AP3) and 'spindle'(AP4) from the fresh air duct. Below is a copy of plate AP from the TR4 parts manual. Any help is greatly appreciated. The only option I see is to use a long punch and...
    • Tim Tucker
    • Thread
    • air dis-assembly duct fresh tr4
    • Replies: 8
    • Forum: Triumph
  3. A

    TR2/3/3A First Time TR3A Owner with stuck engine

    Hello All, I have recently picked up an all original 61 Tr3a with 54k miles that has been sitting in storage for 20+ years. Upon getting it home and in the garage i set to work rebuilding the brakes and filling what little rust I have in the floorpans. The only holdup now seems to be the...
    • aserftr3
    • Thread
    • engine seized tr3 tr3a tr4
    • Replies: 10
    • Forum: Triumph
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