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| Engine Displacement | 15.2 L |
| Cylinder Configuration | Inline 6 |
| Bore Diameter | 137 mm |
| Stroke | 171 mm |
| Compression Ratio | 16.5:1 |
| Aspiration Type | Turbocharged Aftercooled |
| Kit Type | Out-of-Frame Overhaul |
| Cylinder Count | 6 |
Manufacturer No.
20R-06860R-8017OK306
OEM Part No.
20R-06860R-8017
Engine Part No.
Caterpillar C15 ACERTCaterpillar 3406E
Interchange No.
OK306
Fitment Vehicles
Caterpillar 621GCaterpillar 623GCaterpillar 627G
Engine System - Industrial Encyclopedia
Complete out-of-frame engine overhaul kit 20R-0686 for Caterpillar C15 ACERT engines in 621G, 623G, 627G Wheel Tractor Scrapers. Contains cylinder liners, pistons, rings, and gasket sets.
