HOLIDAY SCHEDULE!

WE WILL BE CLOSED THURSDAY AND FRIDAY NOVEMBER 27th & 28th TO CELEBRATE THANKSGIVING AND WILL REOPEN ON MONDAY, DECEMBER 1st.

All orders placed during this time will be processed on Monday, December 1st when we resume our normal business hours.

HAPPY THANKSGIVING FROM THE TEAM AT MY INBOARD MARINE & GOD BLESS YOU!

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

$205.00 $224.05


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.