These kits fit most V-8 and many other engines. Includes (16) bolts and locking hardware.

PART NUMBER	SIZE	FITS
M-9432-A50	3/8-16 x .75"	Most Headers on pushrod engines
M-9432-A51	3/8-16 x 1"	Ford Racing Shorty Headers
M-9432-A54	8mm-1.25 x 22mm	4.6L/5.4L 2V & 4V modular V-8 engines (will not fit  3V head)

• 100% reliable, zero failures in more than 17,000,000 applications. Header fasteners absolutely, positively will not back out. Eliminates need to monitor and tighten bolts regularly
• Grade 8 aircraft quality bolts made in U.S.A. Duplex nickel plated
• Manufacturer's Lifetime Warranty