Triumph TR2 - Page 32

ENGINE-Dimensions and Tolerances
PART AND DESCRIPTION DMENSIONS CLEARANCE REMARKS
NEW NEW
Crankshaft
Journal diameter 2.4795"
2.4790" .0010"
to
Bearing Internal Diameter
2.4815" .0025"
2.4805"
Bearing Housing Internal 2.6255"
Diameter 2.6250"
Undersize bearings are available in the following sizes :-.010", -.020", -.030M, -.040".
Crankshaft End Float
Intermediate Journal Length 1.7507"
Clearance of .004" to .006"
1.7498" .0048" is specified and obtained
to by selective assembly of
Intermediate Bearing
Cap Width. 1.7450" .0117" Thrust Washers.
(Plus thickness
of two Thrust 1.7390"
Washers.)
Main Bearing Cap Width
Big End
Crank Pin Diameter 2.0866"
2.0860" .0016"
to
Bearing Internal Diameter
2.0895" .0035"
2.0882"
Internal Diameter of Bearing 2.2335"
Housing 2.2327"
Bearing Width .967OW
.9650R
Undersize bearings are available in the following sizes :-.010", -.020", -.030", -.040.
Big End Float
Crankpin Width 1.1915"
1.1865" .007"
to
Con. Rod Width 1.1795" .014"
1.1775"
Ovality and Taper
Journals and Crankpins
Should not exceed
.002"