David Blackburn

21 June 2021 at 19:13 #45263

M45 engine would anyone know the recommended torque setting for big end bolts, white metal bearings

P N B Stephens

5 July 2021 at 19:14 #45363

40 – 50 ft lbs big ends
50 – 60 mains
cylinder head 40 – 60 , if not 65….depends on the state of head gasket ( old than heat treat )

That’s what I jotted down in my M45 Instruction book fly leaf years ago.

My engine still is going!
Good Luck !