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21st Century Tri-Power 507 HorsePower Engine - Pontiac Tech
With the engine not revving... With the engine not revving past 4,000 rpm on the initial pulls, Bryan and Dave Weber pull off a valve cover to see if there's a valvetrain issue. It was later determined to be carburetion. The SixShooter system went back to Barry Grant for correction; the company refurbished it and sent it back. | HIGH PERFORMANCE PONTIAC ENGINE BUILDUP WORKSHEET | | Engine Displacement | 449 ci | | Horsepower | 507.6 at 5,700 rpm | | Torque | 528.3 at 4,400 rpm | | Bore/Stroke | 4.10x4.25-in | | Block/Crank Combo | '64 Pontiac blockwith Eagle cast crank | | Bore/Stroke Ratio | 0.9641 | | Rod/Stroke Ratio | 1.61 | | BOTTOM END | | Block Description | '64, 78X GTOtwo-bolt main | | Preparation | Cleaned, derusted,degreased, bored 0.040-in, | | CNC square deck, align-honed, | deburred, installed new freeze plugsand cam bearings | | Deck Height | 10.222-in | | Crank | Eagle cast-steel, 4.25-in stroke | | Balancer | Replacement factory GM | | Rods | Eagle forged H-beam,6.800-in long | | Bearings | Federal Mogul | | Pistons | Wiseco custom-forged,16cc dish | | Piston Compression Height | 1.295-in | | Piston-to-Deck Height | -0- | | Piston Pins | Wiseco 0.990-in diameter | | Piston Pins Retention | Wiseco Spiraloxretainer clips | | Rings | Sealed Power plasma-moly 1/16,1/16, 3/16-inch, file-to-fit | | Rod Bolts | Eagle | | Balancing Specs | Internally balanced byWeber Racing Equipment | | OILING SYSTEM | | Windage Tray | Milodon | | Oil Pan | Milodon | | Oil Pump | Sealed Power high volume |
Pontiac Solstice Research
Get updated on all your car buying needs from safety features, to specs, to crash test ratings and options. Get all the information you need if you are interested in buying a new car like the Pontiac Solstice. The L4 standard engine in the Solstice gives you 173 horsepower with an estimated 22 mpg. It has a comparable trade in value which should come in handy when you go to shop for your next car. The Pontiac Torrent and the Pontiac G6 are other vehicles that might interest you.
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