Px timing marks

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Hammerite
registered user
Posts: 47
Joined: Tue May 21, 2013 9:58 pm
Main scooter: Sx150
Contact:

On my px casing I've two timing marks . I presume the 'it' is the normal timing mark but what degrees before TDC would the
'A' mark be ?
Thanks
Richard
rosscla
registered user
Posts: 4823
Joined: Tue Oct 25, 2011 9:50 pm
Main scooter: Lambretta
Location: Lanarkshire
Contact:

A is 23 deg for P200
IT is 18 deg for 125/150
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