The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - SM420 to 700R4 conversion, which torque converter to use????

burnin oil · 05-27-2013, 03:01 PM

I don't know the answer to your question but whom ever does will need more info. There is going to be a big diference between a 300HP 396 and one that has 600HP. Compression and cam make a big difference on how the converter will act.

05-27-2013, 03:01 PM	#2
burnin oil Registered User Join Date: Jan 2013 Location: Eastern TN Posts: 1,921	Re: SM420 to 700R4 conversion, which torque converter to use???? I don't know the answer to your question but whom ever does will need more info. There is going to be a big diference between a 300HP 396 and one that has 600HP. Compression and cam make a big difference on how the converter will act.