Those "knobs" are the left over risers from the casting process. Risers are holes in the casting that allows air to escape when the molten Al is forced in.


2000 SVT Turbo 295hp/269ftlb@12psi #1 for Bendix Brakes Kits! Knuckles rebuilt w/new bearings $55 AUSSIE ENDLINKS $70 Gutted pre-cats $80/set A lack of planning on your part does not constitute an emergency on mine!