Sputter Stop is an antifreeze mark with a relief feature. It's Murray Clutchburn's and a next-gen sponsor for the Piston Cup.


Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.