GFB Whistling Trumpet (only for Stealth FX and WRX Hybrid) 5701 Engine - Stroker Kits_2.1 Stroker Kits Accuracy and efficiency are the

Accuracy and efficiency are the hallmarks of a precision crank shaft ensuring you the strongest

SKU: 14448-6

INSTALLATIONSANLEITUNG

54mm - Set of 4

1997-1998 Nissan 240SX LE 1991-1998 Nissan 240SX SE SKU: 01J-00-0550-4

GFB Whistling Trumpet (only for Stealth FX and WRX Hybrid) 5701 Engine - Stroker Kits_2.1 Stroker Kits Accuracy and efficiency are theThe 5701 can be used in place of the standard trumpet on GFB valves (Part numbers T9003 & T9503), and will make a whistling sound. However, it is necessary to run the valve so that all (or most) of the air vents through the trumpet ? Respons valves will typically not generate the velocity required to whistle when set to 50 50 venting. 5701