You are bidding on one pair of NOS Ford Holman-Moody Stellite steel valve seat inserts; Auction includes one intake insert & one exhaust insert for Boss 429 or NASCAR 429 aluminum cylinder heads. Genuine NOS Ford racing parts C9AZ-6507-A & C9AZ-6507-B! Purchased at an H/M auction, way back when we had more hair! 
Buyer pays $8.95 shipping in the USA.
Good Luck!

Performance & Collector car parts. No warranty expressed or implied.

Note: We are vintage Holman-Moody Boss 429 engine experts!
Over 42 years of experience!
Boss 429 - NASCAR 429 - 494 CAN-AM.

Holman-Moody box is NOT included but the Ford box is!

Other parts shown are for display purposes only and are not part of this auction.

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Boss Performance