WE MAKE SERIOUS PONTIAC HORSEPOWER
AND WE KNOW MORE ABOUT BUILDING STOCK PONTIAC ENGINES THAN ANYONE.
3310
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4165 - Spreadbore 800 cfm
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4165 ready to change jets.
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4781 - 850 with special blood retaining vents. (Ever scratch yourself on a stock vent tube?)
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4165 / 800 overhead shot
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Cartridge covers come with kits too. For anyone that's afraid of jiggling the cartridges, (you won't)
we include these screw-in stainless steel covers for off road use.
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Demon bowls need a slight trimming of the bowl to have cartridge access.
This area needs trimmed on Demon bowls. Easy to do with a demel tool. Casting is soft.
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Shirts may become available.