Part Number: 8950S. Collector Bolt - Locking - 3/8-16 in Thread - 1.500 in Long - Hex Head - Steel - Nickel Plated - Set of 6. These nuts and bolts have a variety of uses such as installing headers.
Stage 8 Collector Bolt Kit - 6pt 3/8-16 x 1in (6) 8950
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 3/4 (16) 8913