1968 Road Runner '383' vs. 1968 Chevelle 'SS 396'

Factory Stock Performance

1968 Road Runner 383 'H-Code' 383/335 HP ~ F70 x 14" Tires

* Automatic ~ 3.23 Gears {Open Rear} ........................ 15.17 @ 92.00 MPH
* Automatic ~ 3.23 Gears {Sure-Grip} ......................... 15.07 @ 93.50 MPH
* 4-Speed ~ 3.23 Gears {Sure-Grip} ........................... 14.95 @ 94.00 MPH
* Automatic ~ 3.55 Gears {Sure-Grip} ......................... 14.86 @ 95.30 MPH
* 4-Speed ~ 3.55 Gears {Sure-Grip} ........................... 14.74 @ 97.10 MPH

* Automatic ~ 3.91 Gears {Sure-Grip} ......................... 14.59 @ 97.20 MPH
* 4-Speed ~ 3.91 Gears {Sure-Grip} ........................... 14.44 @ 98.46 MPH

Note: 3.91 Gears were only available by 'Special Order' thru the Regional Office in 1968 for the Road Runner '383'.
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1968 Chevelle 'SS 396' {L-35} 396/325 HP ~ F70 x 14" Tires

* Powerglide ~ 3.31 Gears {Open Rear} ....................... 15.56 @ 92.00 MPH
* T-H 400 ~ 3.07 Gears {Posi-Traction} ....................... 15.40 @ 92.25 MPH
* 4-Speed {Wide-Ratio} ~ 3.55 Gears {Posi-Traction} ... 15.11 @ 93.30 MPH
* T-H 400 ~ 3.73 Gears {Posi-Traction} ....................... 15.08 @ 93.50 MPH
* 4-Speed {Wide-Ratio} ~ 3.73 Gears {Posi-Traction} ... 14.95 @ 94.05 MPH
* 4-Speed {Wide-Ratio} ~ 4.10 Gears {Posi-Traction} ... 14.41 @ 97.35 MPH