Im guessing the manifold measurement is matched to the twinning bands
Theres loads of drawings here - http://www.beaversports.co.uk/Catalo...?cat=twin-sets (Look at the 12L 232Bar drawings)
You're right about CD. All they've ever done is copy other manufacturers without actually understanding why the original piece of kit worked the way it did.
Caliph Hamish Aw-Michty Ay-Ya-Bastard, Spiritual leader of Scottish State in England
Last edited by Andy Bloss; 23-06-2022 at 10:13 AM. Reason: question