The 3.60 means that the intake port begins 3.6 inches from the deck of the block. The 4.30 means the intake port begins 4.3 inches from the deck of the block. www.bluethunderauto.comWhat the difference between the blue Thunder 3.60 and 4.30?
price?I have a set for sale if interested 4.3's
Not for sale! Pick them up on an Police auction for $1250 New in the box complete! Propertyroom.comprice?
I will do that! Thanks.Have you checked their website??