Pre Unit Triumph Valve Cover Cap SET 500 650 BILLET ALUM T400 BSA Control I believe this throttle was

I believe this throttle was OEM equipment for most 2-stroke European dirt bikes until recently

it should fit most later wide-case machines

65-4742 Sidestand spring

NOT suitable for other makes of forks (Telesco)

includes correct 7mm nuts and washers

Pre Unit Triumph Valve Cover Cap SET 500 650 BILLET ALUM T400 BSA Control I believe this throttle wasModeled after a very early Triumph cap for a custom look, lovely polished stuff in aluminum billet. CEI thread, perfectly polished, ALUMINUM BILLET, showtime. This listing is for a complete set of four nuts covers. If you want your chopper or bobber to have 'that' look, here it is.