Just received a gift from pinwall

[bebsy]

Took possession of this wiring harness for the speedo it's in really nice nick untill I noticed three wires had been snipped from the block connecter and bypassed into another could anyone tell what purpose this would serve

 

[bebsy]

Took possession of this wiring harness for the speedo it's in really nice nick untill I noticed three wires had been snipped from the block connecter and bypassed into another could anyone tell what purpose this would serve