LS Rear Main Seal & Oil Pan Alignment Tool Kit for GM LS Engine 4.8/5.3/5.7/6.0L
Due to this reason, it can't simply be slapped in place, you will have to aligned the front and rear engine covers to the oil pan carefully. Fit for all LS Series engines, 4.8 5.35.7 6.0 LS1 LS2 LS3 LS6 L99 LS4 LS9 LSA LQ4 LQ9 L76 L92.