![Non-Return Valves](http://shop.racelab.co.nz/cdn/shop/products/610__54111-1524541197-486-486_{width}x.jpg?v=1671072450)
Description
Speedflow’s unique one-way valves were designed with a high performance vehicles in mind. They have a spring loaded high flow poppet valve that seals securely to positively stop fluid from returning!
-3 to -8 have small body.
-10 & -12 have a large body.