We reserve the right to make changes in design or add improvements without incur-
ring the obligation to make such changes in equipment previously manufactured.
H6030

PARTS-SERVICE

GRAM

A-F-37

Feb. 20, 1990

S/H25-60XL
with Mazda Engine

Subject: Mazda Hydraulic Pump Drive Chain

Some severe applications experience accelerated wear of the hydraulic pump drive chain. The accelerated
wear can usually be avoided with proper engine oil maintenance. For customers who have difficulty maintain-
ing engine oil quality, a guide is available to extend chain life.

Serial Number Breaks:
For engines prior VA546739

Replace chain 324766 with:

Qty.

P/N

Description

1

1310586

Chain Guide Kit

1

1315566

Front Cover

1

324766

Chain

Sprockets & Gaskets as necessary

For engines beginning VA54673

Replace chain 324766 with:

Qty.

P/N

Description

1

1310586

Chain Guide Kit

1

324766

Chain
Sprockets & Gaskets as necessary