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

Mustang FeedsATI now offers a Pressure Dump Kit for powerglide transmissions. This kit is designed to make torque converter manipulation easier.
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Del Worsham and Jake Slater debut a new blown-nitro Top Alcohol Funny Car combination at Brainerd, setting the national record at 291 mph.
The NHRA Brainerd Nationals had huge points implications for all pro categories. Here's a recap of who won at Brainerd this weekend.
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Kalitta, Vandergriff, and Glenn went number one at Brainerd. Here's a recap of qualifying and results from the Mission #2Fast2Tasty Challenge.
Street Outlaws Star Christopher "Block" Gordon was killed in a on track crash. Block was racing at KD Motorsports Park in Ohio.
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Ida Zetterstr?m Joins Bandero For NHRA U.S. Nationals Top Fuel Return
Ida Zetterstrom will be making her next NHRA start at the U.S. Nationals. Zetterstrom will be driving the Bandero Tequila-backed dragster.
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