Cut cylinder head assembly and disassembly time in half with the Proform pneumatic valve spring compressor. Builds 350 lbs. of force with 125 psi, and will operate on a minimum of 100 psi. The compressor arm slides for adjustment, employing a locking pin for rapid, easy installation. Works on most cylinder heads.

Product Features:

• Adjustable Arm
• Can Create Up to 350 lbs. of Pressure with 125 psi
• Designed for Use While Head Is Off Engine Block
• Made from Quality Steel