I have 2 sets of Pistons one set of Flat tops -8.34cc vavle reliefs and One set of Dished Pistons -22cc. The Flattop will give you 11.8:1 .010 in the hole with a 68cc heads and .038 Gasket same setup with 65cc heads will give you 12.2:1. The Dish Pistons will give you 10.3:1 .010 in the hole 68cc heads and a .038 Gasket. 10.6:1 with 65cc Heads. These Pistons have the Stock 1.980 Comp HT Both sets of Pistons come with Pins Locks and Rings. The Flattops set are $625 and the Dish Set are $630 Dish set SOLD Call for info 720-217-7859 Jeff
jeff. very happy. they will work perfect for the engines we are building. glad you like the booster plate kits. holler when you need more. thanks dave
Jeff: Are these 4.360 diameter on the flat tops? Wiseco doesn't list a 4.360 diameter flat top, only in the reverse domes.