Harley Davidson Exhaust Flange Nut Size

Additionally tighten the head pipe support bracket bolts as indicated in the exhaust manufacturers instructions.

Harley davidson exhaust flange nut size. Flange Head Acorn Nut 516-18 UNC. Outer diameter 51-515mm Inner diameter 43-435mm Thickness 165-175mm. Most applications are 12-point Race Proof Fasteners that provide the ultimate in fastener technology -- lower-profile head and generous flange offer function and style for custom or race bikes.

James Exhaust Flange Nuts 8-Pack. Because your exhaust system is under the vehicle these exhaust. Using the supplied 516-18 x 58 flange bolts and nut plate bolt the header to the muffler bracket.

Once I got into the city I was able to examine it a bit further and noticed flashes coming out my rear cyclinders apparently the nuts came off some how. They have a unique ball lead to prevent cross threading. Threads are rolled to a UNJ3A spec.

Ref OEM Part 16715-83 1671583 49 out of 5 stars 14. Brand new Exhausts Flange Kit for Harley-Davidson Fits 1984-14 Harley Big Twin models Fits 1986-present Harley Sportster models Includes 2 flanges 2 exhaust gaskets 2 retainer clips and 4 acorn nutswashers See more product details. The bike bandit part number is 467658 1678478-001 but it doesnt tell me the size of the nut ex.

To me checking exhaust nuts is a routine maint. Anyone who might need the size for future reference here it is 516-24 Flange Nut HD Part 7593. The exhaust flange is a single port that carries the exhaust from the separate cylinders into a single pipe through the rest of the exhaust system.

Many factory exhaust manifolds are cast iron or aluminum and may include studs or bolts to attach the flange to the exhaust pipe. Tighten the exhaust flange nuts evenly and to a torque of 60-80 inlbs. What thread is a harley exhaust stud.