Author Topic: SOLD - Rochester quadrajet 7042240 -800cfm  (Read 4752 times)

Offline Mr.Pontiac

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SOLD - Rochester quadrajet 7042240 -800cfm
« on: June 25, 2011, 07:52:02 AM »
I decided to sell off one of my carbs. is this 7042240 Buick rated at 800 cfm great starter carb. for the hot rod guy. Personally removed idle tubes set them at .037 and added new 73 jets, new primary and secondary metering rods, j hanger, new secondary plastic cam and spring. Also added a new primary and secondary choke pull-offs. Great starter carb. cleaned and replated every part by myself. New screws installed plus checked to make sure secondarys open to a full 90 degree,s/ 200.00$ plus shipping costs.
« Last Edit: December 19, 2011, 06:59:29 AM by jamesF »

Offline judge

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Re: Rochester quadrajet 7042240 -800cfm
« Reply #1 on: July 13, 2011, 08:00:23 PM »
Hello. What kind of motor was this carb built for??  Did you replace the accelerator pump with one of the new HP style? Did you ever run it on a motor? Sorry for all the quetions!!  Will you be at the pontiac Nationals at Summit Dragway Park?  Thx Paul

Offline Mr.Pontiac

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Re: Rochester quadrajet 7042240 -800cfm
« Reply #2 on: September 12, 2011, 07:24:51 PM »
Sold at Norwalk, sorry!

Offline richard

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Re: SOLD - Rochester quadrajet 7042240 -800cfm
« Reply #3 on: May 12, 2015, 03:04:17 PM »
hello are you looking for a 7042240 carb? i have one   608 642 3312 cell  home 608 348 5678 richard