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hello there, i had an overheating / air leak problem,now sorted,fitted new valley pan and carb base gasket yesterday, found out the carb base warped, bitta fettling and it all back together, i never really had much faith in carb, it a proform 750 vac sec,its fluffy up to 3000 ppm then really...

:banghead:hello, and happy holidays to you all. have ongoing air leak on my 440, it has 906 heads, edelbrock performer dual plane intake a proform 750 vac sec carb with no choke mechanism. i have a vacuum leak between carb and inlet AND on gthe centres of inlet to heads, twice i have...

hello all, have a 440 with four speed manual proform 750 vac sec and edelbrock dual plane inlet,on a recent visit to pals for tune found air leal between carb and inlet, re sealed this improved, noticed tarnishing on left hand inlet,pal says from fuel evapourating due to inlet manifold heat, he...

Hello all, had another post in thread under electrical, car running boggy and i thought i felt it clear...............took pal out today in cuda, fresh eyes and ears,he reakons have an air leak, did hear a kinda very high whistling sound at side rear carb area only at certain rmm <low to low...

hello there and thankyou for the help! ive rebuilt the holley, its been to a pal of mines and he says its just bad! dunno if he just down on the carb or holley in general,it doesnt seem to keep in tune, heard the proform has extra features, kinda like it took a holley and improved it.? i had a...

hello all, having carb issues on my 440, holley 750 vac sec, seen a proform copy of the holley, 750 vac sec, anyone use these? any feedback

a point in right direction! :prayer: did the test, wound mixture screws in, didnt stall........ordering a kit that protects powervalve by releasing pressure caused by backfire then..................get car settup properly!

hello, many thanks for that, im thinking of getting a x pipe fitted at some point just past my headers will fit one in there, its a real odd one espically the sooty carb.tis an odd one this

hello all, odd one here, had like a miss, would clear on higher rpm but still not pull clean, it was like several leads were breaking down and coming in at the same time or you losing ign for a second then getting back but know not ign as not misfiring, i swapped the leads anyway wondering any...

hello, cheers for reply, car going well, think the mixture screws moving bit with vibes,could be the bushings worn, know rebuid not expensive just wondering if there a better carb out there , ta, nathan

hello, did have quick nose thro posts. had my car back from garage, pal reakons my holley 750 vac sec worn, not staying in tune, it had a strip n rebuild at christmas, pal reakons a rorchecter? or carter as replacment, any opinions please? car a street, manual 4 speed,low comp motor with...

hello, how are you getting on? my 440ci doing exactly same thing.

hello, sorry if this sounds spazzy, im swapping my mechanical pump on my 440ci,the pushrod from the cam lobe pushes up so far,ive cranked the motor over by hand but there sill 3/4 inch showing,does the lever from pump go under rod as it seems to slide past when i offer the pump up, sorry if this...

hey all, see ebay item 230502907812 seems a very keen price,,,,????, i only want to fit this once :cheers: as i suspect mine, one minuite it shows.......then it doesent. taking into account 40 years of crap i think will change..........

cheers for that, it was originally a 318, real crisp and livley, had to swap it to 440, just trying to release its potential,with a manual gearbox i love it!

i have a 440 in my barracuda,pretty stock engine although the motor originally had a six pack carb settup and still has the cam <prior to me buying engine>was totalled,im now running it with a holley 750 vac sec<cars a 4 speed> wondering if id much benefit from a cam swap and what to replace...