Crower Severe Duty Cutaway Mechanical Link Bar Roller Lifter - 0.842 in OD - HIPPO - Big Block Chevy - Set of 16 Safety Tether King Pin Kit Features:Designed to be used with V202101 Size:Youth 12 1968 1968 GMC C25 AFC55000011862

Crower Severe Duty Cutaway Mechanical Link Bar Roller Lifter 0.842 in OD HIPPO Big Block Chevy Set of 16 Safety Tether King Pin Kit Features:Designed to be used with V202101 Size:Youth 12 1968 1968 GMC C25 AFC55000011862 Features:Designed to be used with late model Ford waste spark ignition systems83:1 turns ratio and lower primary resistance produce high voltage outputSecondary towers designed for snap on spark plug terminalsPrimary terminals require Ford style connectorCARB E Used primarily in drag racing to provide positive locking action to the front wheels to reduce the chance of ''Rolling the Lights'' and produce more effective burn outs for heating the tires