| Back Fire Valves |
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The following list includes all the parts and pieces, as well as complete blower manifold backfire valve kits. These spring loaded valves are designed to relieve the excess pressure caused by mild engine backfires. This helps prevent damage to the blower and other related components. The proper assembly and the setting of the spring pressure are shown in the following diagram.
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Backfire Valve Instructions |
- Install backfire valve on the intake after the intake manifold is installed on the motor.
- Install gasket, backfire valve plate springs and spring retainers with 3/8" - USS x 2 inch bolts supplied.
- The "Installed Spring Height" should be 1 3/8 inches from the surface of the intake manifold, to the top of the spring retainer.
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