14mm Thread, .708 in Reach, Tapered Seat - Single 1990-pontiac-firebird-esi3548487 Ultra Pro Magnum Rocker Arm

Ultra Pro Magnum Rocker Arm Set of 8 w/ 1

All hardware and detailed installation instructions are included

Includes 30cc pump cam and lock screw

this adapter provides external oil lines to allow the addition of an engine oil cooler

Trust in our durable construction

14mm Thread, .708 in Reach, Tapered Seat - Single 1990-pontiac-firebird-esi3548487 Ultra Pro Magnum Rocker ArmACCEL's patented race proven spark plugs in a Shorty configuration. The overall length has been reduced 3 16 in to 3 8 in (depending on the specific spark plug) to gain critical air gap between the spark plug boot and the exhaust manifold or header tube. This helps eliminate burning the spark plug boot or dimpling the header tube. The shorter spark plug length also can make it easier to install an remove the spark plugs in certain applications where