Author Topic: Mainbearing bore Dia.  (Read 2310 times)

0 Members and 1 Guest are viewing this topic.

Heo

  • Hero Member
  • *****
  • Posts: 3381
    • View Profile
Mainbearing bore Dia.
« on: February 10, 2016, 06:52:26 AM »
What is the mainbearing bore max and min Dia.?
In the block not inside the bearings



The defenition of a Gentleman, is a man that can play the accordion.But dont do it

KMcCullah

  • Hero Member
  • *****
  • Posts: 733
    • View Profile
Re: Mainbearing bore Dia.
« Reply #1 on: February 10, 2016, 08:04:35 AM »
I don't know what the actual FoMoCo tolerance was for the main bores (maybe Howie will take a look at one of his original block blueprints for us) but I've seen 2.941 which is on the tight side I think.   2.9415 seems like a more "happier" number. 
Kevin McCullah


ScotiaFE

  • Hero Member
  • *****
  • Posts: 1409
  • Howie
    • View Profile
Re: Mainbearing bore Dia.
« Reply #2 on: February 10, 2016, 09:07:04 AM »
Main Bearing bore.
Drawing I have 2.9425" - 2.9417"
1967 Manual 2.9420" - 2.9412"

Heo

  • Hero Member
  • *****
  • Posts: 3381
    • View Profile
Re: Mainbearing bore Dia.
« Reply #3 on: February 10, 2016, 09:51:13 AM »
Thank you  guys



The defenition of a Gentleman, is a man that can play the accordion.But dont do it