BSA Owners' Club Workshop Discussions

The BSA Workshop => Twins => Topic started by: tdc on 18 Nov, 2020, 20:47

Title: Spitfire cam .
Post by: tdc on 18 Nov, 2020, 20:47
Hi . Can anyone tell me what the timing figures are for this camshaft .Thank you .
Title: Re: Spitfire cam .
Post by: wardy on 23 Nov, 2020, 19:48
Haynes manual says timing for the Sports cam is:

Inlet open 51 deg BTDC
Inlet close 68 deg ABDC
Exhaust open 78 deg BTDC
Exhaust close 37 deg ATDC

Hope that helps
Title: Re: Spitfire cam .
Post by: tdc on 25 Nov, 2020, 19:04
Thanks Wardy .