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Engine Compatibility - Cat 521 Track Feller Buncher Forestry Equipment

Cat 521 Track Feller Buncher Forestry Equipment

The Cat 521 Track Feller Buncher Forestry Equipment forestry equipment runs the Cat C9. Specs on this page are for that fitment: 8.8L / 537 cu in, 6-cyl inline. New-surplus and rebuilt Cat C9 engines ship nationwide from our Houston warehouse.

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
Forestry Equipment

The engine in the Cat 521 Track Feller Buncher Forestry Equipment

Fitment for the Cat 521 Track Feller Buncher Forestry Equipment centres on the Cat C9: 8.8L / 537 cu in, 6-cyl inline, 112 x 149 mm bore x stroke, about @ 1800–2200 rpm, Tier 3/4. Serial number on the block settles the exact version. New-surplus and rebuilt stock ships from Houston.

In stock - buy

Cat C9 engine for the Cat 521 Track Feller Buncher Forestry Equipment

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 521 Track Feller Buncher Forestry Equipment ->
Call (855) 384-6071
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