Hepolite Triumph 650/750 valve spring set 1963-up Triumph 500 seals will only fit guides

seals will only fit guides specifically machined for seals

Please select the valve and guide sizes to build your own kit

These genuine Amal needles are accurate and guaranteed against defects

and due to the high rate of recovery when disassembled

Hepolite Triumph 650/750 valve spring set 1963-up Triumph 500 seals will only fit guidesReplace your weak valve springs with this high quality English made set and get your power back! Springs become weaker over time and can be a limiting factor in engine rpm and stability. Replaces Triumph part number 99 7037 and includes 4 outer springs, and 4 inner springs. Will work for all Triumph 650 engines and most 750 twins. Uses stock retainers.