Red Line Assembly Lube | 80312 G37_2007-2013 ACT's SB9-XTG6 kit features a

ACT's SB9-XTG6 kit features a sprung

Reduces the firewall flex under hard braking conditions

They are noticeable at idle

housing bore: 1

5lbs lighter then the factory pulley

Red Line Assembly Lube | 80312 G37_2007-2013 ACT's SB9-XTG6 kit features aPart #: 80312 Red Line Assembly Lube is designed to be used as a lubricant to apply to potential wear surfaces before assembly in order to prevent metal contact upon startup before adequate lubrication is supplied. This product will mix with the oil and not plug filters, and can be used on all lubricated parts such as cams, followers, pistons, bearings, and bolt threads. Use only a small amount on bearing and piston surfaces too much can make it