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Diamond Engineering Crankcase Kits - PB508S

  • Part #: 271643
  • Manufacturer Part #: PB508S
This item is no longer available

Overview of Diamond Engineering Crankcase Kits - PB508S

  • Made from stainless steel that's certified SDF (Seamless and Defect Free), heat-treated to a minimum of 180,000 psi (20% stronger than Grade 8)
  • Threads are rolled to a UNJ3A spec
  • 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

NOTE: Fits S&S engines with more than a 4 in. bore, for S&S engines with a 4 in. bore or less, use part no. 27-1648

Included Items:
(2) 5/16-18x1/2 in. Twelve-point flangehead bolts
(4) 5/16-24x6 in. Studs
(1) 1/4-28x6-1/4 in. Stud
(2) 1/4-28 Twelve-point nuts
(9) 5/16-24 E-Point nuts
(2) 1/4 in. Flat washers
(12) 5/16 in. Flat washers

Specs for Diamond Engineering Crankcase Kits - PB508S

Type Bolt
Units Kit
Weight 1.30 lbs

Specs for Diamond Engineering Crankcase Kits - PB508S

Type Bolt
Units Kit
Weight 1.30 lbs

Fitment for Diamond Engineering Crankcase Kits - PB508S

See if this part fits your ride

Part 271643 fits the following machines

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Great product!
Great product. Fits perfect, strong and good looking. Just remember to use locktite.
October 20, 2009
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Instructions and Manuals for Diamond Engineering Crankcase Kits - PB508S