When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I've use two different TB's on my DLS2 intake, a Nick Williams and a taper bore Holley Billet. The tip in throttle response is better with the taper bore Holley. I think it might have something to do with the TB lever cam gear size but not certain.