S&S Cycle

1999–2006 big twins

CYLINDERS WITH PISTONS KIT CON'T S&S® 37/8" BORE CYLINDERS WITH PISTONS SPECIFICATION CHART Displacement Stroke

96 ™ /103 ™ /110 ™ Street Rod ™ Milwaukee-Eight ® 1999–2006 Twin Cam 88 ® 1986–2019 Sportster ® & Buell ® Indian ® Models

COMPRESSION RATIO

Cylinder Length Forged Piston Type Bolt Pattern

85cc Stock Heads

79cc S&S Heads

89cc S&S Heads

106" Stroker

41/2"

4.937" 4.937"

Forged Forged

Stock Stock

10.1:1

10.8:1 10.3:1

9.8:1 9.9:1

2007–2017 Twin Cam

95"

4"

9.7:1

37/8" BORE CYLINDERS WITH PISTONS FOR 106" & 95" KIT Displacement

Bolt Pattern Silver

Wrinkle Black

910-0199

910-0203

106" Stroker

Stock Stock

95"

910-0200 USA

910-0204 USA

ALL OTHER BORES AND FINISHES ARE AVAILABLE THROUGH SPECIAL ORDER

91-7506*

*Special Order: Download the Special Order Form at sscycle.com/soforms

S&S® highly recommends installing a performance cam for easier starting and better engine performance. S&S high flow cylinder heads will provide further horsepower gains. These kits require tuning.

NOTES CYLINDERS

• Individual cylinders and cylinder sets without pistons are bored slightly under nominal size and are not honed.

4.425" BORE CYLINDERS WITHOUT PISTONS FOR T143 Displacement Silver

Black

2014–2019 Street ® &

143" 910-0565 DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLE. NOT LEGAL FOR SALE OR USE NATIONWIDE ON ANY FEDERAL POLLUTION CONTROLLED MOTOR VEHICLE UNDER THE CLEAN AIR ACT Set 910-0568

41/8" BORE CYLINDERS Displacement

Silver

Wrinkle Black 910-0255 *

Polished

910-0234 910-0237 910-0240 910-0243

–

124" Hot Set Up

Set Set Set Set

910-0264

910-0249

124" 117" 111"

–

–

910-0281 – DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLE. NOT LEGAL FOR SALE OR USE NATIONWIDE ON ANY FEDERAL POLLUTION CONTROLLED MOTOR VEHICLE UNDER THE CLEAN AIR ACT

37/8" BORE CYLINDERS Displacement

Wrinkle Black

Tools & Shop Supplies

106" Stroker

Set

910-0208 USA

3.937" BORE CYLINDERS Displacement

Silver

Wrinkle Black

98" 910-0477 DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLE. NOT LEGAL FOR SALE OR USE NATIONWIDE ON ANY FEDERAL POLLUTION CONTROLLED MOTOR VEHICLE UNDER THE CLEAN AIR ACT Front or Rear 910-0478

Warranty & Company Policy

3.927" BORE CYLINDERS Displacement

Silver

Wrinkle Black

910-0210

910-0212

97"

Front or Rear

Index

Appendix &

CYLINDER REPLACEMENT PARTS: SEE PAGE 220

ALL OTHER BORES AND FINISHES ARE AVAILABLE THROUGH SPECIAL ORDER 91-7506* *Special Order: Download the Special Order Form at sscycle.com/soforms

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