ACL Bearings 5M1038H-STD - GM V8 400 Small Block Main Bearings - STD

MAIN BEARING - STD • High performance Trimetal engine bearings • Designed to withstand higher RPM conditions • High strength overlay plate with reduced thickness for improved fatigue properties • 001, 010, and 020 Also available Size: STD Half Type: Upper & lower Material: F780 Min. Std Shaft Size: 67,269 mm / 2.6484 in Max. Std Shaft Size: 67,292 mm / 2.6493 in Min. Std Tunnel Size: 72,151 mm / 2.8406 in Max. Std Tunnel Size: 72,174 mm / 2.8415 in Max Wall at Crown: 2,421 mm / 0.0953 in Max Overall Length: - 20,44 mm / 0.8047 in (7113H) - 43,64 mm / 1.7181 in (7115H(F))