Engine builders and automotive machinists know the importance of precision. So does Powerhouse Products. Powerhouse, part of the COMP Performance Group, designs its tools and measuring equipment with precision in mind, because the Powerhouse Products team is staffed by experienced engine builders and machinists like you. Powerhouse Products offers dial indicator kits, dial bore gauges, micrometers, deck bridges, dial calipers and dial indicators, and other engine building essentials. Plus, they manufacture helpful accessories like valvetrain organizers, cylinder head holders, engine stands, restorer tap sets, and more.