The engine in the Cat D6R LGP Crawler
The Cat C9 fitted to the Cat D6R LGP Crawler is a 8.8L / 537 cu in 6-cyl inline diesel, 112 x 149 mm bore and stroke, rated at @ 1800–2200 rpm, built to Tier 3/4 emissions. If you are replacing the engine in a Cat D6R LGP Crawler, this is what you need. Call us with your engine serial number and we will confirm the exact fit before you buy.