Synchrotech Hardened 5-R Sleeve - B Series Hydro (incl ys1) F Series F20C and even warped mating surfaces

and even warped mating surfaces and still provide a secure seal

Contains an organic moly for chassis lubrication and high temp/high speed industrial equipment

1 x 4130 Chromoly Head Stud Kit

i-VTEC Settings - Small Lobe 35° Advance/ Big Lobe 40° to 30° Advance

Synchrotech Hardened 5-R Sleeve - B Series Hydro (incl ys1) F Series F20C and even warped mating surfacesSynchrotech Hardened 5 R Sleeve B Series Hydro (incl ys1) Upgrade your worn OEM sleeve with this hardened, longer lasting unit from Synchrotech. Synchro sleeves, just like the synchros themselves are imperative to smooth shifting. Suitable for any application from street to strip to circuit. Cheap as chip