High HP Gas Mileage
High HP Gas Mileage
I am collecting ideas and planning a 350 based small block tpi motor. 350 based meaning that anythinhg built off of a 350 block including strokers. I am looking at naturally aspirated as well as supercharged, no nitrous. Please post your motor build along with gas mileage, tranny, and gearing ratio. I am interested in seeing who gets the most horses and quickest 1/4 miles with the best gas mileage. So far Mike of the 383 TPI post looks to have the best at @12.5 seconds and 21 mpg highway, 16 city.
Can you beat that?
Thanks for the info,
Mike3
Can you beat that?
Thanks for the info,
Mike3
Supreme Member



Joined: Mar 2001
Posts: 3,306
Likes: 77
From: Fl
Car: 5.3L turbo 2800lbs RWD
Engine: Prefer 3L Iron & 5.3L Aluminum
Transmission: 4l80e
Axle/Gears: 3.512
see my post on power adders:
https://www.thirdgen.org/techbb2/sho...hreadid=144692
21 MPG, 500 horsepower.
https://www.thirdgen.org/techbb2/sho...hreadid=144692
21 MPG, 500 horsepower.
Last edited by Kingtal0n; Dec 17, 2002 at 11:09 PM.
Supreme Member
Joined: Nov 2001
Posts: 1,526
Likes: 0
From: Cleveland, OH
Car: '87 Camaro LT
Engine: 355 L98
Transmission: T56
Engine: '91 Vette L98, 9.6:1, HOT cam (.492/.492 lift, 218/228 duration at .050"), dual plane intake, old+untuned holley 4160
Trans: T5
Rear: Open 2.73 with street tires
1/4 mile: best time: 14.865@88, best speed: 15.4@99
mileage: 14 city, 26 highway at constant 70mph. Highway average is 22 (70-80mph and the occasional 90-95 sprint)
Trans: T5
Rear: Open 2.73 with street tires
1/4 mile: best time: 14.865@88, best speed: 15.4@99
mileage: 14 city, 26 highway at constant 70mph. Highway average is 22 (70-80mph and the occasional 90-95 sprint)
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