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Old 22-02-2024, 02:02 AM   #89
utopia
No turn left unstoned
 
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Join Date: Jun 2010
Location: leicester
Bike: M750
Posts: 4,559
Quote:
Originally Posted by Mr Gazza View Post
I remember Capo compiling a list of tyre weights and even comparing worn with new, but he was a good deal more obsessed than me. He did manage to hulk about 6 stone off his S4R though.
If memory serves, he used to use michelin pilot pure tyres.
He was certainly obsessed with shedding weight.
He once got me to make him a titanium rivet to reassemble his seat latch after he had replaced its steel backplate with a hand cut titanium item.
I do miss his boyish grin when we addressed such issues.

We once slung his bike from the roof trusses of my garage via a pair of electronic balances.
His S4R clocked around 145kg ... again if memory serves.
My 750 did 165kg, though its lost 2 or 3 more since then.

Gotta say though, ultra lightweight wheels are a revelation.
My carbon Dymags were even lighter than Capo's mag-alloy Marchesinis and the difference they made was startling.
A triple whammy as they reduce unsprung weight, rotational inertia and gyroscopic effect all into the same bargain.
A big surprise to me was the effect of the reduced rotational inertia which had a serious influence on the bike's acceleration as they spun up much more easily.
It was really noticeable as soon as I took the bike out.
I wasn't expecting that.
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