Fan cylinder head Pioneer D40 mm - Tuning

Tuning cylinder head with fan fins, designed for Pionýr engines with a bore of D40 mm . The design with an anti-knock slot and a centrally located spark plug maximizes performance. It is recommended to use a spark plug with a thread length of 19 mm and an appropriate heat value (e.g. Brisk L15C or NGK B7ES). The head is made of aluminum, precisely machined on a CNC.

Designed for motorcycles:

• Pioneer with cylinder D40 mm

Parameters:

• Design: Tuning (fan)
• Cylinder bore: D40 mm
• Material: aluminum (Al.)
• Production: CNC machining
• Spark plug thread length: 19 mm