Triumph TR2 - Page 33

ENGINE-Dimensions and Tolerances
. .
PART AND DESCRIPTION DIMENSIONS CLEARANCE REWUU(S
NEW NEW
Small End
Bore for Bush 1.0000"
.9950"
Press Fit in Con. Rod.
Bush External Diameter 1.0005"
.995"
Internal Diameter of Bush
Gudgeon Pin Diameter
Piston Rings
Compression Ring Width
Groove Width
Scraper Ring Width
Groove Width
Ring Gap in Cylinder Sleeves
Piston Rings are obtainable in the following
oversizes
: + .010", + .020n, + .O3O", + .OW.
Pistons and Cylinder Sleeves
F G H
Bore Diameter 3.2676" 3.2680" 3.2684"
3.2673" 3.2677" 3.2681"
Top Diameter of Piston Skirt
Bottom Diameter of Piston Skirt 3.2641" 3.2645" 3.2649"
3.2637" 3.2641" 3.2645"
Topskirt Clearance
Bottom-Skirt Clearance
.0039" Pistons
.0032" -