woodwardspecialties Posted November 13, 2004 Report Share Posted November 13, 2004 i have been looking to do underdrive pulleys and now that i have my electric fans on i am definatly going to order them. just dont know what to go with ASP offers just the crank pulley... or crank pulley and alt. pulley... whats better? what works best on the SS? any other brands out there that are better to go with... any recomendations would be appreciated. thanks here is the info from tbyrnes site about ASP underdrive pulleys: "Underdrive pulleys reduce the amount of drag on the front of the crankshaft by changing pulley diameter allowing more power to be sent to the wheels. By reducing drag the engine will also run more efficiently. This mod will give you an 8-10 horsepower gain Part Number Item Price 549900 ASP Steel harmonic balancer pulley, required belts and harmonic balancer bolt $249.99 549984 ASP Steel balancer and alternator pulleys along with belts and harmonic balancer bolt (- 25% balancer and -23% alternator) $279.99" Link to comment Share on other sites More sharing options...
SSplaytoy Posted November 13, 2004 Report Share Posted November 13, 2004 Talk to Zippy. He usually gets items rather cheap. Link to comment Share on other sites More sharing options...
cadowns Posted November 13, 2004 Report Share Posted November 13, 2004 Please do a complete search about the use of underdrive pulleys. Many have taken them off because of Knock problems. CD Link to comment Share on other sites More sharing options...
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