Chevy SBC 350 Zinc Finished Steel Main Girdle Only
|Main Cap Girdles
|Machine Work Required:
Speedmaster billet steel main girdles are machined from 1045 steel. Speedmaster has designed these main cap girdles to reinforce the alignment of the main caps in high performance applications and counter the limited webbing and weaknesses of those stock blocks. Flat surfaces are finished with CNC machine center for accuracy and smoothness. The main girdles are zinc plated for rust resistance.