DISC ASSEM. 8P8680 - Caterpillar

Engine3606 (S/N: 8RB1-1054)3608 (S/N: 6MC1-839)3612 (S/N: NZA1-112; ZYC1-100; 9RC1-573; 9FR1-209; 2NZ1-175)3616 (S/N: ZYD1-101; 1PD1-817; RMN1-112; 1FN1-158)C280-08 (S/N: J4R1-1)C280-16 (S/N: NKB1-395; A4F1-115; R4M1-111; S4M1-107; ENS1-108; TDX1-167)G3606 (S/N: JFE1-963; 3XF1-80013; 4ZS1-2214)G3608 (S/N: XH71-7895; 4WF1-248; BEN1-1216)G3612 (S/N: BB21-2775; BKE1-826; 1YG1-260)G3616 (S/N: BLB1-1022; 4CG1-247; ZZY1-777)Marine EngineC280-12 (S/N: RH71-104; TSJ1-401; RML1-107; RDW1-155)C280-6 (S/N: PB21-133; SCB1-204; LDL1-116)C280-8 (S/N: PKA1-232; NDT1-151)Description Of Change: The new connecting rod can use both hydraulic tension and torque turn bolts.Adaptable To: The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.This change effects the balanced weight of connecting rods in 3600, C280, and G3600 engines. The center of mass of the new rod is different than the center of mass of the previous rod. The part numbers in Table 1 show the rod part numbers, generation to generation. Table 2 provides an explanation of compatibility rod to rod, and the procedures used to tighten the bolts.
Table 1
Engine Shot Peened Old/New Rod Part Number Bolt Type Bolt Assembly Part Number Nut Part Number
Diesel Inline Yes Old Canceled 263-1852 Torque Turn 467-0537 205-0640
482-8753 Hydraulic 463-9619 463-9626
New 522-8577 Hydraulic 463-9619 463-9626
New TT Kit 528-9608 Hyd/TT Hyd/TT Hyd/TT
Diesel Vee Yes Old Canceled 263-1853 Torque Turn 467-0537 205-0640
482-8754 Hydraulic 463-9619 463-9626
New 522-8578 Hydraulic 463-9619 463-9626
New TT Kit 528-9609 Hyd/TT Hyd/TT Hyd/TT
Gas Inline No Old Canceled 348-7288 Torque Turn 467-0537 205-0640
482-8756 Hydraulic 463-9619 463-9626
New 522-8580 Hydraulic 463-9619 463-9626
New TT Kit 528-9611 Hyd/TT Hyd/TT Hyd/TT
Gas Vee No Old Canceled 348-7286 Torque Turn 467-0537 205-0640
482-8755 Hydraulic 463-9619 463-9626
New 522-8579 Hydraulic 463-9619 463-9626
New TT Kit 528-9610 Hyd/TT Hyd/TT Hyd/TT
Table 2
Engine Old/New Rod Part Number Torque Procedure References Comment
Diesel Inline Old Canceled 263-1852 Engine News, SEBD9992 or the Disassembly and Assembly Manual. The 263-1852 Connecting Rod Gp can be supplemented with up to and only 2 of the 522-8577 Connecting Rod Gp in the same engine, with the same hardware (all Torque Turn or all Hydraulic). The location of the rods do not matter. Cannot be mixed with the 482-8753 Connecting Rod Gp.