Triumph G&S Valve Guide Set 70-2904 70-4603
Triumph Kibblewhite Diamond Valve Guide Set 70-2904 specs
Standard set consists of the following parts suitable for Triumph unit 650 & 750 heads up to 1978. This set will also fit some pre-unit Triumph 650 twins, check your parts book for compatibility.
Triumph Kibblewhite Diamond Valve Guide Set 70-2904 specs:
- Standard: head diameter…..1.600″ / 40.64mm . Stem diameter…..0.3105″. Tulip…..1.5″ radius. Overall length…..3.850 ”
- Oversize: head diameter…..1.660″ / 42.16mm. Stem diameter…..0.3105 “. Tulip…..1.5 in radius. Overall length…..3.830 ”
- Two (2) exhaust valves, Triumph PN# E2904 or 70-2904, KPMI # 70-4230.
- Standard: head diameter…..1.440″ / 36.58mm. Stem diameter…..0.310 “. Tulip…..24 º. Overall length…..3.78 ”
- Oversize: head diameter…..1.500″ / 38.10mm. Stem diameter…..0.310 “. Tulip…..24 º. Overall length…..3.76”
Four (4) manganese-bronze valve guides to replace Triumph PN#’S, E2899 or 70-2899, E2900 or 70-2900, E3827 or 70-3827, E3828 or 70-3828, 71-3294 & 71-3295, KPMI 70-0331s.
Standard size valves and guides are supplied unless otherwise selected. Please use pull down menu to select oversize valves &/or guides
All machine work should always be performed by a qualified machine shop!
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