Part Number 912-0011 Price (Approx.) $54 Where To Get It Automotive Racing Product Inc. 800.826.3045 • arp-bolts.com One of the keys to building a performance e ...

This article was originally published with the title “How to cut Threads Without a Screw-Cutting Lathe or Thread-Chasing Tool” in Scientific American Magazine Vol. 102 No. 16 (April 1910), p ...

The dual-ended tool offers two distinct chasers: one 14mm x 1.25mm and the other 18mm x 1.5mm. By placing the spark plug thread chaser into the impacted area and using a 3/16” ratchet or deep ...