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JP Performance products for Triumph TR3B, TR4, TR4A engines

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TR3B, TR4, TR4A

JP0717

Triumph TR3B, TR4, TR4A
2138cc, OHV, CR 9:1

Metric Bore

86

Imp Bore

3.3858

Head Shape

1A

Clips

C 2

Cylinders

4

Crown

flat top

Comp Height

2

Length Inches

3.44

D.B.B

1.219

Ring Comp

3 x 1/16"

Rings Oil

1 x 4mm

OC

OC

Pin OD

0.875

Pin Type

P