Well I came up with the The number of turns head thread Test.
Basically there is a seat in the head for the wider portion of the plugs just above the threads to stop on. This seat, notch, ledge, whatever... read more
Sick Week 2025 tested both man and machine.Here's a recap of all the winners from Sick Week 2025.
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Funny Car Chaos debuts at Tulsa Raceway Park April 25-26. Don "The Snake" Prudhomme joins 32+ outlaw funny cars for an unforgettable event!
NewsSource Yesterday, 04:50 AMNHRA payouts hit $25M for 2025, adding a new regular season bonus. Drivers in Top Fuel, Funny Car, Pro Stock & Pro Stock Motorcycle cash in.
NewsSource Yesterday, 04:50 AMClassic Performance Parts has a fresh website. The new website is packed with awesome features.
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We put the finishing touches on project LS5.0 to get it ready for the dyno.With a powerful ECU, reliable injectors, and a little carbon fiber bling, this
NewsSource 02-01-25, 02:12 PM
Road to PRO: SCAG Superstar Shootout Highlights Passion
Discover the Road to PRO with stories of grit and rivalries. See the prep behind the SCAG Power Equipment PRO Superstar Shootout.
NewsSource Yesterday, 04:50 AMMore...