CARB JETTING....
I GOT A 408 12.5TO1 COMP...SOLID ROLLER CAM ,,264/273@.050 .701/.688 ...VICTOR JR HEADS 2.05/1.60...I GOT 750 HOLLEY D P ...ITS GOT 70 FT, 80 REAR JETS,,,,6.5 P V.....WHAT JETS ARE YOU STOKER GUYS RUNNING....I WAS THINKING 74/80 4.5 POWER VALVE..CAUSE MY N=VAC AT IDLE IS 7.0 IN...
min. carb stuff
1. .110 needle and seat
2. .031 tube type discharge nozzles
3. 4.5 hi flow power valve
4. power valve protection kit
5. air horn milled
6. 50cc acc pump ki
7. asst. of cams for the throttle
8. drill out the lil 4 hole in the ventri area
9. and 02 sensor with meter to be correct
1. .110 needle and seat
2. .031 tube type discharge nozzles
3. 4.5 hi flow power valve
4. power valve protection kit
5. air horn milled
6. 50cc acc pump ki
7. asst. of cams for the throttle
8. drill out the lil 4 hole in the ventri area
9. and 02 sensor with meter to be correct
ORIGINAL: vfast
min. carb stuff
1. .110 needle and seat
2. .031 tube type discharge nozzles
3. 4.5 hi flow power valve
4. power valve protection kit
5. air horn milled
6. 50cc acc pump ki
7. asst. of cams for the throttle
8. drill out the lil 4 hole in the ventri area
9. and 02 sensor with meter to be correct
min. carb stuff
1. .110 needle and seat
2. .031 tube type discharge nozzles
3. 4.5 hi flow power valve
4. power valve protection kit
5. air horn milled
6. 50cc acc pump ki
7. asst. of cams for the throttle
8. drill out the lil 4 hole in the ventri area
9. and 02 sensor with meter to be correct
Into a big ? here. What is the drivetrain? What air density are you operating at? Does the car have a scoop that is sealed to the carb? What is your performance now?
Sort of need to know these things before anybody can say anything about jetting.
Holley jetting IS NOT the cure-all for all things wrong...
Sort of need to know these things before anybody can say anything about jetting.
Holley jetting IS NOT the cure-all for all things wrong...
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