2008/08/25 Caterpillar

Engine:

C-15 (S/N: EGH1-UP; MBN1-UP; 6NZ1-UP; 9NZ1-UP)

C-16 (S/N: W1A1-UP; 7CZ1-UP)

C-18 (S/N: CJP1-UP; MDP1-UP; MEP1-UP)

C15 (S/N: C5E1-UP; C5L1-UP)

C18 (S/N: RRC1-UP; DKE1-UP; EJG1-UP)

Generator Set:

3406E GEN SET (S/N: 9NN1-UP; 8AZ1-UP)

3456 GEN SET (S/N: CCB1-UP; EPE1-UP; C1G1-UP; C3G1-UP; C4G1-UP; CAH1-UP; GHJ1-UP; C2T1-UP; CBX1-UP; 9BZ1-UP)

C15 GEN SET (S/N: PEC1-UP; C5H1-UP; NKL1-UP; X4R1-UP; CYY1-UP)

C15 PET GS ENG (S/N: PET1-UP)

C18 GEN SET (S/N: C6C1-UP; G4C1-UP; STD1-UP; PEE1-UP; PEJ1-UP; NKK1-UP; CYL1-UP; STM1-UP; EKW1-UP)

C18 GENERATOR (S/N: DES1-UP)

C18 LOCOMOTIVE (S/N: DCT1-UP)

C18 MARINE GS (S/N: CYN1-UP; GEN1-UP; MGS1-UP)

C27 GEN SET (S/N: DWB1-UP; STR1-UP)

C32 GEN SET (S/N: SXC1-UP; WDR1-UP)

C32 MAR GS ENG (S/N: RNE1-UP; RNX1-UP)

Industrial Engine:

3406E IND (S/N: 6BR1-UP)

C-15 IND (S/N: BEM1-UP)

C-16 IND (S/N: BFM1-UP)

C15 IND (S/N: JRE1-UP)

C15 INDUSTRIAL (S/N: JAS1-UP)

C18 INDUSTRIAL (S/N: WJH1-UP)

C27 INDUSTRIAL (S/N: TWM1-UP)

C32 INDUSTRIAL (S/N: TLD1-UP)

Marine Engine:

3406E MARINE (S/N: 9WR1-UP)

C15 MARINE (S/N: RLA1-UP)

C18 MARINE (S/N: WKB1-UP; PLE1-UP; CKH1-UP; C1J1-UP; P1N1-UP; P2N1-UP; GES1-UP; KJT1-UP; JKX1-UP; NAX1-UP; NAY1-UP)

C18 MARINE ENG (S/N: J2K1-UP; T2P1-UP)

C32 MARINE (S/N: RNC1-UP; RNR1-UP; T3T1-UP; RNY1-UP; RNZ1-UP)

Petroleum Engine:

C-15 PETROLEUM (S/N: Z2C1-UP)

C15 PETROLEUM (S/N: JDK1-UP)

C18 PETROLEUM (S/N: MPE1-UP; WJW1-UP)

C32 PE (S/N: B2C1-UP)

C32 PETROLEUM (S/N: SMP1-UP)

Mobile Hydraulic Power Unit:

365C MHPU (S/N: GSZ1-UP)

385C MHPU (S/N: MSF1-UP)

OEM:

C15I-TH35 (S/N: PBN1-UP)

Power Module:

C18 POWER MODUL (S/N: X6X1-UP)

C32 POWER MODUL (S/N: MED1-UP; MEG1-UP)

Description of Change: A new rocker arm assembly is available. The new rocker arm is a more rugged forged design.

Adaptable To: For the top level 10R-1365 Rocker Arm Assembly, Reman will be allowing the 259-6122 Rocker Arm Assembly in place of the 203-8824 Rocker Arm Assembly. The form, the fit, and the function of the rocker arms are identical. Also, the forged rocker arm provides a rugged alternative to the cast rocker arm. The fasteners, pin, and the roller are identical.

The 259-6122 Rocker Arm Assembly and 203-8824 Rocker Arm Assembly are acceptable to be used together. For the purpose of identification, the 259-6122 Rocker Arm Assembly has a part number of the forging that is 259-6121 . Also, the 203-8824 Rocker Arm Assembly has a part number of the casting that is 203-8823 .

The change is adaptable to the serial numbers that are listed above.

Illustration 1	g01626673
259-6122 Rocker Arm Assembly

Illustration 2	g01626668
203-8824 Rocker Arm Assembly