NGK Laser Platinum are suppose to be original equipment. NGK 7781 . Direct hit says to remove the intake, and about 2.8 hours..... Suppose to be replaced at 102,000 miles
548 cu. in., Bill Mitchell Aluminum Block, CRT 727 auto trans, Alston Chassis. 8.981et at 149.46 mph. 1.204et - 60 foot, So Far....
