The Autospinner, originally a Pukinbeagle invention, has been around for quite some time. Here, we see a very well refined intake engine, with comfortable restriction, good performance, and extra heat retention in the large, faceted dish.
20mm inner, 25mm Outer, 44mm Deep.
less splash.
VGW Classic Slurper
Beveled Dish Top:
16mm inner, 20mm outer
Dish Stem:
10mm inner, 30mm tall
Topper:
20-22mm
Valve:
11-14mm
Spinner:
up to 8mm sphere (6 recommended), up to 30mm tall Pillar