The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Check this out-nice little 2-speed fan harness...

*HEI451* · 07-08-2012, 11:19 AM

Mine is also a whole lot less expensive, and a whole lot more efficient, it is called "dual groove pulleys, and, dual belts".

07-08-2012, 11:19 AM	#3
HEI451 Account Suspended Join Date: Mar 2011 Location: Yerington, Nevada Posts: 864	Re: Check this out-nice little 2-speed fan harness... Mine is also a whole lot less expensive, and a whole lot more efficient, it is called "dual groove pulleys, and, dual belts".