Spring Lock Coupling

Spring lock couplings:
- are used on all vehicles to connect the fuel and vapor return tubes to the fuel injection supply manifold at the engine.
- use special, methanol- or ethanol-compatible O-rings on flexible-fuel vehicles.
- require Spring Lock Coupling Disconnect Tool D87L-9280-A or D87L-9280-B or equivalent to remove and install.
- have a horseshoe-shaped retaining clip/tether to improve retaining reliability.