ARP Stainless Steel 12 Point Nuts - 3/8-24 (10) 29110BK Aluminum block-off plates seal exhaust

Aluminum block-off plates seal exhaust ports during engine storage or repairs

1979-1986 GMC K3500

6 x 14 in Rectangle Door

One-Way AN-10 Check ValveAeromotive Inc

Shoulder flex panels allow for fully floating 360 degree arm rotation

ARP Stainless Steel 12 Point Nuts - 3/8-24 (10) 29110BK Aluminum block-off plates seal exhaustARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Nut 3 8 24 in Thread 7 16