Part Number: 8913. Header Bolt - Locking - 3/8-16 in Thread - 0.750 in Long - Hex Head - Steel - Nickel Plated - Small Block Ford - Set of 16. These nuts and bolts have a variety of uses such as installing headers.
Stage 8 Header Bolt Kit - 6pt. 3/8-16 x 1in (2) 8910A
Stage 8 Header Bolt Kit - 6pt. 3/8-16 x 3/4 (12) 8911
Stage 8 Header Bolt Kit - 12pt. 3/8-16 x 1-1/4 (12) 8911B
Stage 8 Header Bolt Kit - 12pt. 3/8-16 x 1-1/4 (16) 8913B
Stage 8 Header Bolt Kit - 6pt. 3/8-16 x 1in (12) 8916A
Stage 8 Header Bolt Kit - 6pt GM 3.8L V6 5/16-18x7/8 6912
