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Key features

  • Targeted replacementThe Wiseco forged piston kit replaces the original piston on a cylinder head requiring an oversize of +1.50 mm, to accompany the rebuilding of a sports road engine.
  • Forged and homogeneousIts forged design offers a homogeneous structure, suitable for mechanical constraints, with increased resistance to shocks and fatigue.
  • Planned oversize for boringWith a diameter of 77.00 mm and an oversize of +1.50 mm, this piston is suitable for boring operations planned for this size.
Ref : WI00007A / 1005059
Wiseco

Wiseco forged Ø77.00mm - R1041 Piston kit

Recommended retail price: 933,60 €840,20 €

Compatibility

Check that this part fits your motorcycle

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Key features

  • Targeted replacementThe Wiseco forged piston kit replaces the original piston on a cylinder head requiring an oversize of +1.50 mm, to accompany the rebuilding of a sports road engine.
  • Forged and homogeneousIts forged design offers a homogeneous structure, suitable for mechanical constraints, with increased resistance to shocks and fatigue.
  • Planned oversize for boringWith a diameter of 77.00 mm and an oversize of +1.50 mm, this piston is suitable for boring operations planned for this size.

Features

Forged Piston Kit Ø77.00mm - R1041 by Wiseco

This Wiseco forged piston kit is designed to replace an original piston on a cylinder head requiring an oversize of +1.50 mm. Its design aims to withstand the thermal and mechanical stresses of high-performance road engines.


Design and Materials

  • The forged manufacturing provides a homogeneous structure suitable for the mechanical stresses encountered in a performance engine.
  • Increased resistance to shocks and fatigue is ideal for demanding engine rebuild operations.

Installation and Assembly

  • The diameter of 77.00 mm with an oversize of +1.50 mm is suitable for the boring operations planned for this size.
  • Checking the clearances, joint faces, rings, and bore size ensures proper preparation before assembly.
  • Adhering to assembly and running-in recommendations supports the engine's return to service.
  • Manufacturer reference R1041

Examples of Compatible Motorcycles

  • YAMAHA YZF 1000 R THUNDERACE (2001)
  • YAMAHA GTS 1000 (4BH) (1998)
  • YAMAHA FZR 1000 (1995)

    • Complete list of compatible motorcycles available in the dedicated section below