If the cylinder heads are on the engine, you will need to add air pressure to the cylinder to hold the valves in place. Our example is the Craftsman 47089 compression test kit using the 14mm long ...

Untitled Document Robertshaw Controls Co. and The U.S. Consumer Product Safety Commission in mid-September announced voluntary recall of Robertshaw R110 Series Gas Control Valves used in water heaters ...

This file type includes high resolution graphics and schematics when applicable. Proper size and installation extend the life of gas springs and dampers. Gas springs help lift loads or open doors or ...

For mild street engines, stock valve springs are more than adequate. But if you've screwed in a big bumpstick for strip-banging or banzai runnin', then pay attention. Our plan was simple: Install a ...

Obviously, these valve-control-related issues, associated with insufficient valvespring pressure, are the reason why camshaft manufacturers offer valvespring upgrades. The obvious answer might seem to ...

Those wound-up pieces of high-tensile steel under your rocker arms work so hard closing your valves over millions of cycles that they could probably use a replacement right about now. We're talking ...