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0605htp 02 1986 Buick Grand National Engine Z

Big motor, big turbo, big wheelstand. Cotton employs a custom Turbonetics Y2K 82 turbo to feed a 274-cubic inch Stage II motor. This bad boy also uses a whopping 5-inch downpipe that reduces to 4 inches just before it releases the sweet smell of race gas into the atmosphere. Champion GN1R race-ported, raised runner aluminum cylinder heads are mated to a Champion intake and Accufab 90mm intake to maximize flow.
Smashing Pumpkin - Feature Article - GM High Tech Performance Magazine

 Big motor, big turbo, big wheelstand. Cotton employs a custom Turbonetics Y2K 82 turbo to feed a 274-cubic inch Stage II motor. This bad boy also uses a whopping 5-inch downpipe that reduces to 4 inches just before it releases the sweet smell of race gas into the atmosphere. Champion GN1R race-ported, raised runner aluminum cylinder heads are mated to a Champion intake and Accufab 90mm intake to maximize flow.  View Related Article

 

 

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