comp cams Thumpr cam
1969 firebird 455
68 Firebird Pypes Race Pro Mufflers
400" ported Edelbrock heads .630" lift, 242-246 @ .50" solid roller, Dougs headers, 3" x-pipe, 2.5" Pypes Race Pro's and tail pipes.
'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
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 ¼ 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