RET03-STD-12 | 1503-1630 Rotax 4TEC Aeroflow Fabrication Master cylinder:Choose between 5/8" and

Master cylinder:Choose between 5/8" and 3/4"

Celebrating 20 Years Since the World’s First Dual Port Blow-Off Valve

Nissan Silvia S14

The Kompact Shortie Blow-Off Valve for the Focus RS has been developed with the Focus's high boost pressure in mind to improve performance and durability

RET03-STD-12 | 1503-1630 Rotax 4TEC Aeroflow Fabrication Master cylinder:Choose between 5/8" andSeaDoo valve spring retainers set of 12. Titanium replacement retainer to suit OEM valve spring. Half the weight of the stock item, this retainer will reduce the reciprocating mass and allow the valvetrain rpm limit to increase 500rpm over stock.\n