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Old 16th December 2022
IXL2Relax's Avatar
IXL2Relax IXL2Relax is offline
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Join Date: Feb 2013
Location: Let Freedom Ring in PA
Posts: 9,634
Sportster/Buell Model: Sportster 883►1200
Sportster/Buell Year: 1994
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Quote:
Originally Posted by aswracing View Post
But a few years back, HD started advertising 10:1 for the XL1200. This with absolutely the same heads and pistons as the 9.7:1 claim the prior year, the part numbers didn't even change. Essentially they just started rounding the number up.

Someone else could probably tell you the exact year they started rounding the number up, but it was around 2016, plus or minus.
Good memory Aaron - It was 2015 that the Operator Manual changed the spec on the XL1200 to 10.0:1 from 9.7 (in 2014).


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