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'03 800 mod engine questions

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Does anybody know which base gasket is in the '03 mod race sleds? And when i put on low comp heads do i need to remove the coolant restrictor in the hose between the bottle and head? Lookin for someone with more experience than myself...thanx
 

BIG JOHN

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Nov 26, 2007
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Minnesoooota
mod

use a 8 hole...keep the free flow coolant...remove stinger inserts from pipe out lets...recurve MPEM for the trail-BJ
 
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