1968 firebird 400 a with thumpr cam and 2.5 pypes x pipe and violator mufflers

My 1968 firebird 400 just finished totally rebuilding the motor from block up about a month ago, along with dads fully restored 1933 studebaker rockne which he did about 15 years ago. It was just recently invited to the Concourse DeElegance in Hilton Head S.C.

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10 second 68 Firebird Sacramento Raceway 1987
This 68 Firebird was my first car purchased when I was 17 in 1977. The car is currently undergoing a frame-off restoration. At the time this video was taken in 1987 it was powered by a 455 Pontiac engine. The best ΒΌ mile performance was an ET of 10.87 and a MPH of 124.83 WITHOUT the aid Nitrous oxide. The heads are ported factory cast iron D-Ports cast# 48. Crankshaft is factory 455 Rods are factory 73/74 455 Super-Duty Camshaft is a Cam Dynamics solid flat-tappet with .618/.644" lift (1.65 rockers) 265/275 @.050 duration Advertised duration is 312/322 int/exh Pistons are Ross flat-tops yielding 12:1 compression ratio with the 69cc chambers Carburetion is 2 660cfm Holley center squirters mounted on a Doug Nash/Warrior tunnel-ram manifold. The differential is a Dana 60 with a 4.10 ratio gear set





comp cams Thumpr cam
1969 firebird 455





1968 Firebird
A 1968 Firebird that Steve Holcomb Pro Auto Custom Interiors has just put a full custom interior in...very cool...check it out!!





'68 Pontiac Firebird V8 Sound
Check my new channel where I'm going to upload my new videos. http://www.youtube.com/user/V8AmericanMuscleCar/videos




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