1967 ~ Barracuda 383-S and Dart GTS-383 ~ 280 HP 'How can this be.'

Frito

Lots of funny business in the Horsepower Ratings for 1967, especially when getting
the cars classed in the NHRA

1967 Camaro Z-28 {302/290 HP}

Shipping Weight .......... #2955 lbs. ~ 290 HP = 10.18 Wt/HP

This put the Camaro in B/Stock {9.50 to 10.59 Wt/HP} for 1967,
where it was completely dominant.

That didn't last long, as for 1968, the 302/290 HP in the 1967 Z-28 was
re-factored up {+25 HP} to 315 HP in 'Stock Class'.

1968 Horsepower Factor

#2955 lbs. ~ 315 HP = 9.38 Wt/HP