(*) Block 3802265 (Thin Wall) Flange
5.223".
(**) Block 3802408 (Thick Wall / Long Liner) Flange 5.125".
(1) Sold in Pairs.
(2) To use C3924471 to replace 3917882 buy the following from Cummins:
3918777 Cam Gear, 3927155 Thrust and 3902332 Ket.
(3) Only use on engines built from year 1991 onwards.