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Whilst moving just the tensioner pulley will keep the timing the same, altering both by fitting a larger idler pulley will increase the amount of...
Should be shorter, by a couple of teeth I think...
If you could use the bigger pulley on both the idler and tensioner then I guess the belt would still be 'central'? Not sure if you'd get the belt...
Only potential problem is that the load goes through the crankshaft and crankshaft breakages are not unheard of, particulary Testastretta...
Or even just the 2 valves if really lucky? My Son's car cambelt broke last year, it took out the exhaust valves but the intakes were untouched.
Here's my 916 before the skim work, so a standard 916; [IMG] Not a super close up pic but you can see a decent gap. Here it is as is now with...
Yes, 100% I took the dished plates out, initially as an experiment and when all was OK I ditched them completely. I have quite a selection of...