5.7L Third-Gen Engine Build - Balance Of Power :Decision '07
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The greasy small-block Chevy-pattern intake (top) is inverted against the Vortec-pattern lower intake, available from Edelbrock and Scoggin-Dickey. This illustrates the different bolt patterns and lack of heat crossover on the Vortec heads. The ports themselves are taller and become narrower towards the floor on the Vortec heads, a trend that became much more dramatic in the LS-series engines that followed. View Related Article
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Pontiac G8 Research
A new car buyer's guide can help you narrow down your choices when deciding on your next new car. Take a look at the Pontiac G8 and view comprehensive car pricing, current rebates, incentives, safety data, & more. The 2009 G8 has a comparable standard engine, and has drivers side crash test ratings of 8 stars and passengers side crash test ratings of 8 stars. The Pontiac Solstice and the Pontiac Grand Prix are other vehicles that might interest you.
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