4AGE 20V BLACKTOP FOR SALE FOR DUMMIES

Cant don't forget what the B is, but TDC is Leading DEAD CENTRE for for timing. All 20V's, whether or not on the coast or highveld should have a btdc of 10 deg. Meaning your stock timing ought to be established at 10.This will make absolutely sure that the throttle plate is completely closed, but prevents it from impacting to the throttle bore and