lm7 vs lq4 mpg

Reply Subscribe

Thread Tools

Search this Thread

08-08-2011, 02:53 PM

64supersport

Registered User

Thread Starter

Join Date: Aug 2011

Posts: 13

Likes: 0

Received 0 Likes on 0 Posts

lm7 vs lq4 mpg

which of the two offers better fuel economy I know the 5.3 in theory should be easier on gas. swapping one of the two into a 87 regal just wondering.

Reply Like

08-09-2011, 06:33 AM

BlackScreaminMachine

Internet Mechanic

iTrader: (17)

Join Date: May 2005

Location: Wallingford CT

Posts: 9,831

Likes: 0

Received 2 Likes on 2 Posts

Your MPG will be more based on drive train, driving habits, weight of the car, and to a lesser degree PCM tuning. Pick one that just works for you.

Reply Like

08-10-2011, 07:30 PM

64supersport

Registered User

Thread Starter

Join Date: Aug 2011

Posts: 13

Likes: 0

Received 0 Likes on 0 Posts

I will be running a carb just wondering if anyone has the similar set up and what there getting?

Reply Like

08-10-2011, 07:59 PM

1994Z28Lt1

TECH Resident

iTrader: (1)

Join Date: Sep 2005

Location: Elko MN

Posts: 833

Likes: 0

Received 0 Likes on 0 Posts

if your running a carb your mileage will depend a lot more on your carb tuning ability rather than engine size

Reply Like

08-13-2011, 12:01 AM

64supersport

Registered User

Thread Starter

Join Date: Aug 2011

Posts: 13

Likes: 0

Received 0 Likes on 0 Posts

hopefully can get it tuned right, has anyone had any good experience with the msd 6010 ignition?

Reply Like

Reply Subscribe