Is a Pontiac 428 a big block?
The Pontiac 428 cubic inch engine was used only from 1967-69. It was one of the largest engines Pontiac produced, but it was used more to power big cars such as the Bonneville, and not as much for performance cars such as the Firebird.
What engine did the 67 GTO come with?
Of the 81,722 GTOs built for ’67, 13,827 were equipped with the HO engine. Underhood, a 400-cid V-8 replaced the hallowed 389. For another $263, the 1967 Pontiac GTO’s HO mill could be fitted with Ram Air.
What was the horsepower of a 1967 Pontiac GTO?
The 428’s extra displacement brought extra power, with 360- and 376-hp variants in 1967 supplanted by 375- and 390-hp variants for 1968 and ’69. A contemporary Pontiac 400 V-8 Ram Air III in the GTO was rated at 366 hp in 1969, and the elusive Ram Air IV was rated at 370 hp.
When did the Pontiac 428 V8 come out?
The Pontiac 428 was introduced at the same time as the Pontiac 400 V8 in 1967 and used primarily in the Grand Prix, but also for the legendary GTO and Firebird models. Although the 428 was modeled after the Pontiac 421, it had a cast iron crankshaft rather than the steel used in the 421.
What was the first year of the Pontiac GTO?
1967 Pontiac GTO marked the end of the first generation for the GTO. 1967 Pontiac GTO convertible with Ram Air are among the rarest GTOs. Only 56 were built. It was the first Pontiac GTO which did not offer the Tri-Power engine option due to a ban on multiple carburetors.
What kind of car was the Royal Pontiac 428?
Royal Pontiac’s engine swap wasn’t a new trick for Pontiac. A 421 was secretly swapped into a Grenadier Red 1964 GTO that Car and Driver magazine famously pitted against a Ferrari GTO.
The 428’s extra displacement brought extra power, with 360- and 376-hp variants in 1967 supplanted by 375- and 390-hp variants for 1968 and ’69. A contemporary Pontiac 400 V-8 Ram Air III in the GTO was rated at 366 hp in 1969, and the elusive Ram Air IV was rated at 370 hp.
1967 Pontiac GTO marked the end of the first generation for the GTO. 1967 Pontiac GTO convertible with Ram Air are among the rarest GTOs. Only 56 were built. It was the first Pontiac GTO which did not offer the Tri-Power engine option due to a ban on multiple carburetors.
What kind of car was the Pontiac 428?
A 421 was secretly swapped into a Grenadier Red 1964 GTO that Car and Driver magazine famously pitted against a Ferrari GTO. We’re not saying that you have to build a 428 for your 1967–69 GTO or Firebird, but if your search to return your car to numbers matching comes up short, you’ve got our blessing to drop in a 428.
What kind of engine block was a 1965 Pontiac GTO?
1965 Pontiac 326 HO WR Code 4spd Block $950. Fresh .030 bore, ready to reassemble. New cam bearings installed. #9778840 DC B105 (2). 1966 Pontiac GTO 389 4spd WT Code Block sold.