This curved, staged header is our preferred pipe
for most WKA Rookie and IKF Junior I engines,
especially at higher RPM (up to 5400 RPM),
and for the WKA Aqua plate.
This curved, staged header is our preferred pipe
for most WKA Rookie and IKF Junior I engines,
especially at higher RPM (up to 5400 RPM),
and for the WKA Aqua plate.
