S&S CYCLE Cylinder Stud & Head Bolt Kit - '17-'23 M8 Models - 900-1176
2401-1621
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Regular price$249.95
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Cylinder Stud & Head Bolt Kit - '17-'23 M8 Models
- Studs, 8 studs with rounded thread roots, rather than flat, improving fatigue strength
- 4140 Chrome Moly studs, oil quenched and tempered to 39-44 HRC
- Positive stop shoulder allows for consistent installed height
- 180,000 psi tensile strength, Head Bolts, Reusable
- 14% increase in strength over stock
- Heat treated 8640 steel, 200,000 psi ultimate tensile strength, 8 - head bolts with integral washer, Formed threads, Cold formed hea
- Compatible with both MLS & graphite head gaskets
- Mfg No. 900-1176