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Engine Compatibility - Cat D300

Cat D300 Dozer

Owners of the Cat D300 replace with the Cat C9 (8.8L / 537 cu in, 6-cyl inline). We stock new-surplus and rebuilt Cat C9 engines for this machine and confirm fitment against your serial number before you buy.

Engine: Cat C9 8.8L / 537 cu in 248–340 HP @ 1800–2200 RPM New Surplus & Rebuilt
Engine
Cat C9
Displacement
8.8L / 537 cu in
Power
248–340 HP @ 1800–2200 RPM
Machine Type
Dozer / Crawler

The engine in the Cat D300

On the Cat D300, the Cat C9 is a 8.8L / 537 cu in 6-cyl inline diesel with a 112 x 149 mm bore and stroke, rated around @ 1800–2200 rpm, built to Tier 3/4 emissions. If you are replacing the engine in a Cat D300, this is the unit to match. Call with your engine serial number and we will confirm the exact fit before you buy.

In stock - buy

Cat C9 engine for the Cat D300

New-surplus and rebuilt units available, shipped nationwide from Houston. View the listing for current availability, or call to confirm fitment against your engine serial number.

Buy: Cat C9 engine for Cat D300 ->
Call (855) 384-6071
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