Aeroflow Gm Ls Main Stud Kit AF37-2227 Flex Fuel While the vehicles listed above

While the vehicles listed above are direct fit

The control arm made of HARDENED steel and equipped with superior quality bushing

Includes gauge

while allowing for a more efficient

Aeroflow Gm Ls Main Stud Kit AF37-2227 Flex Fuel While the vehicles listed aboveSuits all LS Engines with Stock Windage Tray, 12 Point Nuts and 8740 Grade Material Aeroflow Performance main studs are designed to keep your main caps in placed and stop them walking and fretting which can lead to engine failure. These studs are preferred over bolts as they allow you to obtain more accurate torque readings. These main studs are manufactured from aircraft quality 8740 high tensile strength chromoly steel and cold forged to ensure