Search found 4 matches

by Brian Standiford
Thu Jul 13, 2006 4:23 am
Forum: Tuning Fuel and Air
Topic: Engine will not rev past 5500 rpm under load.
Replies: 9
Views: 1234

corvette won't rev

James. Timing is full dist mechanical. No vac advance no computer control. On the msd system tach is plugged into 6al box. On the factory HEI it plugged into dist tach port and on the Crane unit it hard wired into crane box. The crane unit is a full electronic distributor with electronic advace maps ...
by Brian Standiford
Thu Jul 13, 2006 2:28 am
Forum: Tuning Fuel and Air
Topic: Engine will not rev past 5500 rpm under load.
Replies: 9
Views: 1234

No rev corvette

Hello. To mike. Have not data logged events. Frankly did not think about it because I had a 5 gas, fuel pressure gauge,and lap top hooked up . I will have to put somethings back together and do some data capture. James. When the tach goes away it is both the dash unit and the mega squirt . I ...
by Brian Standiford
Wed Jul 12, 2006 6:19 am
Forum: Tuning Fuel and Air
Topic: Engine will not rev past 5500 rpm under load.
Replies: 9
Views: 1234

won't rev

The rev limit is set @ 8000 rpm but will recheck. Vevicle idles @ 1000 rpm , rechecked math on injector size and should be to large if anything. Have moved fuel pressure up and down. Have tried1.0 to1.3 on threshhold and open time,have moved all accel and deaccel enrichments. Nothing has helped ...
by Brian Standiford
Wed Jul 12, 2006 3:45 am
Forum: Tuning Fuel and Air
Topic: Engine will not rev past 5500 rpm under load.
Replies: 9
Views: 1234

Engine will not rev past 5500 rpm under load.

1988 corvete. 640 hp@ 6800 500 torque @ 5800. Mega squirt 1W/v2.2 and msv3.o 52lbhr injectors ,msd throttle body [1000cfm] msd probillet dist, 6al box, 50psi fuel pressure fixed,# 8 feed line # 6 returns. 36 total timing. Have run on both alpha-n and speed-d. Have tried different ignition systems ...