Page 239 of High Performance Parts for American V-Twins 2008 by S&S Cycle

1958-2008 50th ann iversary s&s® replacement flywheel assemblies for 1999-up big twin engines the s&s® flywheels for harley-davidson® twin cam 88® twin cam 88btm twin cam 96tm and twin cam 96btm engines are available as complete assemblies only since the flywheels are pressed together as opposed to the earlier s&s five piece bolt together design many shops are not equipped or prefer not to assemble and true the flywheels themselves replacement parts are available for those builders who wish to rebuild their flywheels themselves but it is strongly suggested that flywheel assemblies be returned to s&s for service while an s&s flywheel assembly can be used to replace the stock harley-davidson flywheel assembly individual s&s flywheel components can not be used as stock replacement parts to rebuild stock harley-davidson flywheels the stock crankpin in a twin cam 88 or twin cam 96 engine is 1.671 in diameter while the s&s crankpin diameter is 1.500 s&s engineers decided to use a slightly smaller crankpin in order to allow the use of replaceable bearing races in the lower end of the connecting rods in addition the smaller crankpin size reduces the weight of the connecting rods while avoiding clearance problems often encountered with increased flywheel stroke our experience with nitro burning drag race engines has shown that 1.500 diameter crankpins have more than enough strength to handle the most demanding performance applications s&s offers replacement flywheels for harley-davidson® twin cam 88® and twin cam 88btm flywheel assembly shown on the upper right is for 2006 dynatm and all 2007 models for 1999 06 harley-davidson® big twin models engine displacement 88 95 100 93 103 110 117 106 107 116 special order stroke 4 43/8 41/2 41/4 45/8 specify twin cam 88® 32-2240 32-2312 32-2242 32-2244 32-2246 32-2141 msrp $1,294.95 $1,294.95 $1,294.95 $1,294.95 $1,294.95 $1,394.95 twin cam 88btm 32-2241 32-2314 32-2243 32-2245 32-2247 32-2141 msrp $1,344.95 $1,294.95 $1,344.95 $1,344.95 $1,344.95 $1,394.95 s&s® replacement flywheel assemblies main bearing note s&s flywheel assemblies for 1999-up big twin engines are designed for use with timken® style sprocket shaft bearings they will fit directly in stock harley-davidson 1999 02 crankcases and in all s&s crankcases for twin cam 88 engines with no modifications s&s does not produce a set of flywheels that is a direct replacement for the 2003 and later big twin engines stock 2003 and later engines use the same roller type bearing for the sprocket shaft that is used on the pinion shaft however s&s flywheels may be used in 2003 and later engines with the installation of the harley-davidson® bearing kit #24004-03a these crankcases use a roller type bearing for the sprocket shaft verify that the bearing kit contains the 24604-00d or 24607-07 sprocket shaft bearing do not use a 24604-00 24604-00a 24604-00b or 24604-00c bearing s&s® replacement flywheels for 2007-up harley-davidson® big twin models engine displacement 88 95 100 96 117 103 106 116 124 stroke 4 43/8 41/2 45/8 twin cam 96tm 32-2293 32-2310 32-2294 32-2295 msrp $1,344.95 $1,344.95 $1,344.95 $1,344.95 twin cam 96btm n/a 32-2311 n/a 32-2313 msrp ­ $1,394.95 ­ $1,394.95 s&s flywheels for unbalanced engines may also be used in 2006 dynatm models s&s connecting rods are not compatible with pistons from stock 2007-up 96 engines order toll free 866-244-2673 7-30

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