March 10, 2019, 02:22 PM
BIG SPEEDDisconnecting secondaries a bad idea?
Seen a good engine ruined by high vacuum in intake created by disconnecting the secondaries affecting the power valve.BIll C.
March 10, 2019, 10:52 PM
Canted Valvequote:
Seen a good engine ruined by high vacuum in intake created by disconnecting the secondaries affecting the power valve
That seems to support the philosophy of eliminating as many variables as possible. i.e. eliminate the PV and jet up.
March 11, 2019, 12:31 AM
Tom396Or perhaps use a "normal" power valve, like maybe a #65 (6.5 in.)? How much chance is there of pulling 6.5" at WOT? Take care. Tom Worthington
March 11, 2019, 12:35 AM
rustya simple spark plug check would be the answer it seems,any time a tune is changed it should be checked
March 11, 2019, 05:06 AM
barnym17quote:
Originally posted by Tom396:
Or perhaps use a "normal" power valve, like maybe a #65 (6.5 in.)? How much chance is there of pulling 6.5" at WOT? Take care. Tom Worthington
Actually pretty good chance in a healthy engine.