ARP fasteners Exhaust Header Bolt Kit, Drilled 12-Point S/S AR400-1204 Product:fits BB Chev 3/8" X .875" UHL (16 Pack) Laser engraved 360° timing marks

Laser engraved 360° timing marks

1971-1973 Datsun 1200and others with little or no cross-member modifications

Allows easy adaption to AN lines for aftermarket transmission cooler fitment

80 micron recommended for heavy weight engine oil

Spring Inside Diameter: 0

ARP fasteners Exhaust Header Bolt Kit, Drilled 12-Point S/S AR400-1204 Product:fits BB Chev 3/8" X .875" UHL (16 Pack) Laser engraved 360° timing marksExhaust Header Bolt Kit, Drilled 12 Point S Sfits BB Chev 3 8" X . 875" UHL (16 Pack) Brand: ARP Part Number: AR400 1204 Description: Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12 point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12