When did the ohc6 sprint go to 250 bhp?

When did the ohc6 sprint go to 250 bhp?

In 1967 the “sprint” version saw an increase from 207 to 215 bhp. In 1968 the ohc6 was stroked to 250 ci with an increase to 175 bhp for the base ohc6 and no gains for the “sprint” that year.

When did Pontiac stop using the ohc6 engine?

The ohc6 engine was only offered from 1966 through 1969 model years as the standard engine for the Pontiac Tempest and LeMans as well as the Firebird from 1967–69. The “sprint option” was also offered on these models but was usually incorporated as a package with a standard 3-speed floor shift and heavy duty suspension.

What was the horsepower of the Pontiac sprint?

Using premium fuel which was recommended, the “sprint” produced 207 bhp at 5200 rpm and 228 lb-ft of torque at 3800 rpm. This “spirited” six-cylinder was also capable of revs to 6500 rpm and beyond. During its four year run (1966–‘69) the ohc6 continued with minor improvements in horsepower.

What was the bore and stroke of the ohc6?

The ohc6 had a bore of 3.875 inches and a stroke of 3.250 inches with a 9.0:1 compression ratio. The crankshaft was a cast nodular-iron design supported by seven main bearings and the block was extended well below the crankshaft centerline to provide greater stiffness, improve bearing life, and minimize vibration.

In 1967 the “sprint” version saw an increase from 207 to 215 bhp. In 1968 the ohc6 was stroked to 250 ci with an increase to 175 bhp for the base ohc6 and no gains for the “sprint” that year.

What was the redline on a 1967 sprint 6?

Redline for the Sprint 6 was set at 6500 rpm. An interesting item found on 1967 Sprint 6 cars is a 6500 rpm tach (regular Pontiac redlines had a 5200 rpm redline). In 1968-1969, Pontiac backed the redline of the Sprint 6 down to 5500 rpm. An identifying mark of a Sprint 6 car are the hood call-outs.

What kind of engine did a sprint 6 have?

An interesting item found on 1967 Sprint 6 cars is a 6500 rpm tach (regular Pontiac redlines had a 5200 rpm redline). In 1968-1969, Pontiac backed the redline of the Sprint 6 down to 5500 rpm. An identifying mark of a Sprint 6 car are the hood call-outs.

When did OHC birds stop using 6 cylinder engines?

In the 1970’s and early 1980’s, before classic 60’s cars became collectible, many OHC Birds had the dishonor of having their 6-cylinder engines replaced with more powerful V8’s.