Holley Jet Size Chart
Holley Jet Size Chart - I'm curious what jet size you would recomment on the rebuild. I should have a air fuel ratio gage comming soon that i purchased from graigs list. The reason i'm rebuilding is because it stumbes hard and sometimes fires through the intake from idle. To check and verify your experiments, find a log section of relatively straight highway, drive at your normal cruise speed for a few miles then put it in neutral coasting to a safe. If you drill out a jet, you will be lengthening the the metering passage, and increaseing the amount of flow restriction. I have a holley #9776 its a 450, i have 2 there made for a tunnel ram.
You might want to experiment with power valves too. 1)what size main jets should i start out with? I have a 355 with 600 holley, headers, 5 speed, 226 duration cam. With our 4.10 geared l78 and the stock 4346 780 holley and headers, i run 6.5 power valves front and back, #72 primary jets, #76 secondary jets. I called holley and they said they were a metric or special flow jet for those carbs and there discontinued and they didnt really help me out.
Holley Jet Size Chart
This from supertuning and modifying holley carburator's. The car seems to run fine with that. It is a roughly 10:1 427 with an ultradyne 276/284 cam installed 6 degrees advanced, heavily massaged 049 heads with 2.19/1.88 valves and a holley 3310 rated at 780cfm on a chevy aluminum intake, (looks almost exactly like a edelbrock performer rpm with 1/2 shorter.
Verifying Holley Jet Sizes CorvetteForum Chevrolet Corvette Forum
I'm curious what jet size you would recomment on the rebuild. You might want to experiment with power valves too. I have a 355 with 600 holley, headers, 5 speed, 226 duration cam. Holley jetting chart jump to latest 25k views 10 replies 4 participants last post by snoc653 nov 14, 2012 I should have a air fuel ratio gage.
Holley Jet Size Chart
This from supertuning and modifying holley carburator's. I have a 355 with 600 holley, headers, 5 speed, 226 duration cam. I'm not sure what size jets are on this car because it was on a street rod before. 1)what size main jets should i start out with? To check and verify your experiments, find a log section of relatively straight.
phscollectorcarworld Tech Series Holley Main Jet Size Chart, Drill
2) also any help figuring out how to tell whats the best jet for this set up (ball park) would be appreciated. I should have a air fuel ratio gage comming soon that i purchased from graigs list. Paul, the holley suggestion of decreasing jet size by one number per 2000' elevation is a good starting point. I want to.
Holley carb specifications, list 's, jetting and tuning tips.
If richer or leaner mixture is desired, change all jets up or down in size. With our 4.10 geared l78 and the stock 4346 780 holley and headers, i run 6.5 power valves front and back, #72 primary jets, #76 secondary jets. I have a holley #9776 its a 450, i have 2 there made for a tunnel ram. I.
Holley Jet Size Chart - I'm not sure what size jets are on this car because it was on a street rod before. If you drill out a jet, you will be lengthening the the metering passage, and increaseing the amount of flow restriction. 1)what size main jets should i start out with? I have a holley #9776 its a 450, i have 2 there made for a tunnel ram. This from supertuning and modifying holley carburator's. You might want to experiment with power valves too.
This from supertuning and modifying holley carburator's. I'm not sure what size jets are on this car because it was on a street rod before. Holley jetting chart jump to latest 25k views 10 replies 4 participants last post by snoc653 nov 14, 2012 I should have a air fuel ratio gage comming soon that i purchased from graigs list. 1)what size main jets should i start out with?
This From Supertuning And Modifying Holley Carburator's.
I should have a air fuel ratio gage comming soon that i purchased from graigs list. Holley 650 model 4011 carb i also have a stock th350 my carb needs a rebuild. The holley is a stock replacement for the 425hp 396 and 427s. I called holley and they said they were a metric or special flow jet for those carbs and there discontinued and they didnt really help me out.
Paul, The Holley Suggestion Of Decreasing Jet Size By One Number Per 2000' Elevation Is A Good Starting Point.
Reduce jetting one jet size for every 2000' of elevation above sea level. I'm curious what jet size you would recomment on the rebuild. The car seems to run fine with that. Rf #74, lf#78, lr #76 and rr #78.
The Reason I'm Rebuilding Is Because It Stumbes Hard And Sometimes Fires Through The Intake From Idle.
If you drill out a jet, you will be lengthening the the metering passage, and increaseing the amount of flow restriction. If richer or leaner mixture is desired, change all jets up or down in size. 2) also any help figuring out how to tell whats the best jet for this set up (ball park) would be appreciated. With our 4.10 geared l78 and the stock 4346 780 holley and headers, i run 6.5 power valves front and back, #72 primary jets, #76 secondary jets.
Holley Jetting Chart Jump To Latest 25K Views 10 Replies 4 Participants Last Post By Snoc653 Nov 14, 2012
To check and verify your experiments, find a log section of relatively straight highway, drive at your normal cruise speed for a few miles then put it in neutral coasting to a safe. If you believe all the tunning data out there on the net that 'should' have been in good tune at sea level. You might want to experiment with power valves too. 14.2 mpg (imperial) on the highway.