Brand: ARP

Manufacturer's Part Number: 154-2101

Part Type: Intake Manifold Bolts

Product Line: ARP Chromoly Intake Manifold Bolt Kits

Thread Size: 5/16-18 in.

Washer Included: Yes

Head Style: 12-point

Fastener Style: Bolt

Fastener Finish: Black oxide

Fastener Material: Chromoly

Quantity: Sold as a kit.

Notes: Bolt underhead length measures 2.000 in. Uses 3/8 in. socket.


ARP rugged, black-oxide coated chromoly intake manifold bolts are rated at 170,000 psi. They're precision-machined for optimum thread engagement and have a wide-area flange for better load distribution. They also feature precision-rolled threads, which prevent galling, while promoting more consistent torque loading. These bolts are available with either hex or 12-point heads, and washers are included.