Piston set
Triumph: TR2, TR3, TR3A, TR3B, TR4 and TR4A (1953-67)
Morgan: Plus 4 with Triumph TR2-4A engie (1953-69)
made from aluminium forgings, 3-ring circlip piston, bore size: 87 mm, compression height: 50 mm
Ultra light forged aluminium pistons with special extended heat treatment. This makes them extremely stable for all hi-ouput engines, road, competition and full race applications. Supplied complete with piston rings and gudgeon pins.
It is recommend to use theses pistons together with our composite cylinder head gasket.
Data sheet:
• Pin size: 0.875"
• Compression height: 2.0" (pin centre to top of piston)
• Piston skirt to bore clearance: 0.003" (ok for road use, but for race use 0.0045" is preferred)
• Ring top: 0.040"
• 2nd ring: 0.048"
• Oil ring: 0.111"
• Weight: 487 grams
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