The engine in the JCB 8018
Fitment for the JCB 8018 centres on the Perkins 403D11: 1.1L / 67 cu in, 3-cyl inline, 72 x 90 mm bore x stroke, about @ 3600 rpm, Tier 3 & 4. Serial number on the block settles the exact version. New-surplus and rebuilt stock ships from Houston.