Valve

Valve is an Autobot Wrecker and a Decepticon Squadron X member from the Generation 1 continuity family.

I'm the jackass white guy in the background!

Valve seems a bit indecisive. He is Spark brothers with Springarm and Wheelarch.

Fiction

IDW Generation 1 comics

Valve was a founding member of the Autobot Wreckers. Macabre's Squadron X profile

Plot details for Rules of Disengagement follow. Spoilers have expired, you may remove this tag

The Wreckers' 11th iteration, including Valve, battled Black Shadow and suffered three casualties.Rules of Disengagement

He later defected to the Decepticons and became leader of Squadron X. He was succeeded in that position by Macabre. Macabre's Squadron X profile

Later Wreckers preferred to forget his still being alive when considering the fact that all of the founding members of the Wreckers were dead. Zero Point