.145" sleeve flange vertical thickness. Please supply engine build number before ordering.Includes: (3) HCPCK154 Cylinder Kits (1) HCP85036 Rod Bearing Set (1) HCP68084 Main Bearing Set (1) HCP3113721121 Thrust Washer Set (1) HCPU5LT0037 Head Gasket Set (1) HCP2415344 Front Crank Seal (1) HCPU5LB0012 Conversion Gasket Set (2) Rear Crank Seal (3) HCP31134151 Piston Pin Bushings (6) HCP0095250 Connecting Rod Bolts (6) HCP33221327 Connecting Rod Nuts The HCPBK308 Major Overhaul Kit, Perkins G3.152 Gas Engine fits equipment brands such as: Massey Ferguson, Perkins