A New Dowel Is Now Used For The Turbocharger Drain On Certain 3512C Locomotive Engines {1052, 1053} Caterpillar

Gas Engine

G3512B (S/N: JHH1-UP)

Generator Set

3512C (S/N: LDK1-UP; LLT1-UP)

Locomotive Engine

3512C (S/N: NJT1-UP; F2X1-UP)

3516C (S/N: SDX1-UP)

Marine Auxillary Engine

3512B (S/N: S2H1-UP; 8EM1-UP)

3512C (S/N: GDM1-UP; SLM1-UP; MXP1-UP; E3Y1-UP; T3Y1-UP)

3516C (S/N: JTS1-UP; TKX1-UP; TTY1-UP)

Marine Engine

3512 (S/N: 50Y1-UP; 66Z1-UP)

3512B (S/N: S2J1-UP; S2K1-UP; S2L1-UP; S2N1-UP; 4TN1-UP; 2GW1-UP; 2EZ1-UP)

3512C (S/N: PXC1-UP; TTC1-UP; TTE1-UP; PXF1-UP; TTF1-UP; TTG1-UP; T3P1-UP; TKP1-UP; T3R1-UP; T3S1-UP; E3W1-UP; PXW1-UP; T3W1-UP; E3X1-UP)

3516 (S/N: 29Z1-UP; 72Z1-UP)

3516B (S/N: 8KN1-UP; S2S1-UP; S2W1-UP; 3CW1-UP; 4BW1-UP; S2X1-UP)

3516C (S/N: TTD1-UP; PAG1-UP; TKG1-UP; PXH1-UP; TTH1-UP; PXJ1-UP; TTJ1-UP; TKR1-UP; TKS1-UP; TKT1-UP; TKY1-UP; E3Z1-UP)

Petroleum Engine

3512C (S/N: LLK1-UP)

3516C (S/N: WFS1-UP; WFT1-UP)

Description Of Change: The new dowel that is used helps prevent oil leaks at the turbocharger support.

Adaptable To:

Illustration 1	g03875193
(1) 485-5637 Dowel

Table 1 contains the part numbers. Table 2 contains the effective serial numbers.