This kit includes shaft seals, O-rings and 3' of O-ring cord stock for the case-to-cover seal.
Notes:
1) Early units w/ 8620 input shaft utilize 2ea 1.375" i.d. seals and 0.500" for accessory drive stub
2) Early units w/ 300M input shaft utilize 1ea 1.625" i.d. seal, 1ea 1.375" i.d. seal and 0.500" for accessory drive stub
3) Late units use 2ea 1.625" i.d. seals and do not require an accessory drive stub seal