S&S Cycle - S&S Performance Parts 2025 L - Volume 67

2017-UP

www.sscycle.com

The M8 engine platform is capable of serious power, but it also has a few weak spots The new S&S Cycle Guardian Kit is designed to update the top end to better support big bore and cam mods If you're doing a 124/128/131 conversion this kit is a must have!

1 2017-UP 2 -2007-'17 3 -1999-'06 4 -1984-'99 5 -1936-'84 6 -XL-RA1250 7 -BELTS & GASKETS 8 -TOOLS 9 -WARRANTY 10 -APPENDIX

Everything you need to update top end in one convenient kit!

• Rocker arm shafts are 66% stronger than stock • Rocker arm stud kit extends the life of your cylinder heads by preventing damage to the rocker arm towers • Head bolt kit is made of 8640 heat treated steel with 200,000 psi Ultimate Tensile strength cold rolled threads & formed washer make these head bolts durable & reusable • Roller rocker arms help relieve additional stress caused by high lift camshafts running at high rpm!

Top End Guardian Kit For M8 Models Description

Part #

Top End Guardian Kit

900-1092

1-62