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Tune Up Kit Mercruiser 7.4 Liter Thunderbolt Complete Tune Up Kit Pre Vortec M74TBOLT

$185.00 $198.00

Comprehensive kit includes everything needed to tune-up Pre Vortec Mercruiser 7.4L engines with Thunderbolt electronic distributors. For Mercruiser 7.4 liter 454 cu. in. Pre Vortec engines with Thunderbolt ignition systems...

Comprehensive kit includes everything needed to tune-up Pre Vortec Mercruiser 7.4L engines with Thunderbolt electronic distributors.

  • For Mercruiser 7.4 liter 454 cu. in. Pre Vortec engines with Thunderbolt ignition systems
  • Mercruiser tune-up kit includes everything in one convenient package
  • Includes 8 NGK BR6FS Pre Vortec spark plugs, plug wires, distributor cap, rotor, 18-7844 fuel filter, 18-7824 oil filter and 8 oz. StarTron gasoline additive


WARNING- This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. For more information go to www.P65warnings.ca.gov.