Recent content by mortyboy

Thankyou. Compression gauge is new. I haven't started the engine yet, just cranking it off the starter. Bore size is standard. Three of the original sleeves were in good condition (after honing) but one sleeve was replaced with an n.o.s. one I found. The pistons are new standard size but not...

Hi Everyone I'm still in the reassembly stage (I'll be posting on the project and my discoveries once complete) and have two questions/concerns: 1. COMPRESION TOO HIGH? I've just completed a compression test. The engine has new pistons, rings, valves, valve guides, bearings and the head was...

Seems the parts were wrong after all. I got them from a supplier in Germany CB-Four.De, (advertised as fitting the CB750) and have asked for a refund. Waiting to see if they can supply the correct type. See pics of original (what's left of them) against 'new parts'.

I'm rebuilding a '76F1 and a previous owner has cut off the centre stand brackets, leaving the stumps in place. I'm looking for replacements I can fit or use as templates to fabricate new ones, so I can fit a new centre stand. It's a long shot, but does anyone have any knocking around? Is there...

Hello everyone. I'm rebuilding an F1 and would like to replace the cushion rubbers inside the primary drive sprocket. After dismantling the assembly to find the originals completely broken up, I find they're not the same size or shape as the Kseries (they look like tiny versions of the rear...