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trying to max out my big block stroker. right now there is a 750 carb on it. Should I go bigger? I dont have the carb specs in front of me but I will find them. Cam is fairly large. Stealth aluminum heads. Is it worth getting different heads? working the ones I currently have? 2" headers. 3,200...

Recently slapped a quick fuel hr 750 mechanical secondaries carb on my 340. Pulls like a mule but is super rich at idle. Blows a tiny bit of smoke. Rings are healthy. I was having a problem with a hanging idle but I found this to be that I had the idle adjustment screw in too far. Backing...

Hey there. Recently installed a QFT 750 on my car and can't get the dual feed fuel lines to stop leaking. I have tried 2 different kinds. The cheapo Holley chrome style, and it leaked at the plug for the pressure gauge and leaked where the NPT to hose barb screws into the unit. The got a...

Hello all. Curious as to what octane I should be running for a big block with 13.8:1 compression? 112? 114? 116? Any advice helps. Looking around online people seem to have various opinions. Its 500ci drag motor. Thanks. James

I have a 400 stroked to 512. Aluminum heads. 9.5:1 compression. Currently has a 750 Holley on it. Was looking for a little more horse power without over carbing the motor. Would a Holly hp 950 be a good choice? Dominator? Also what adapters are needed? Any suggestions would be...