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

1984-'99

Phone: 608-627-1497

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

31/2" Bore Cast Flat-Topped Replacement Piston Kits For Stock Heads or S&S Performance Replacement Heads Displacement Deck Height Stroke Standard +010" +020"

920-0027 (HD-21943-83)

920-0026 (HD -21942-83)

80"

1 3750"

41/4"

920-0015 (HD-21940-83)

No replacement wristpins are available. Recommended Cast Piston Fitment: Close 0.0010"-0.0015" Loose 0.0020"-0.0025"

31/2" Bore Forged Flat Topped Stroker Piston Kits For Stock Or S&S Performance Replacement Heads Displacement Deck Height Stroke Standard +0 010" +0 020"

+0 030" 106-5793

89"

1 1875"

45/8"

106-5554

106-5555

106-5556

Recommended Piston Fitment: Close .0020"-.0025" Loose .0030"-.0035" May require rebalancing if replacing old 92-2040 series pistons.

31/2" Bore Forged Domed Piston Kits For S&S® Super Stock® Heads Displacement Deck Height Stroke Standard

+0 005"

+0 010"

+0 020"

+0 030" 92-2029

80"

1 3750"

41/4"

92-2026 92-2046 92-2016

92-20265

92-2027 92-2047 92-2017

92-2028 92-2048 92-2018

89" LC 89" HC

– –

- -

1 1875"

45/8"

Recommended Piston Fitment: Close .0020"-.0025" Loose .0030"-.0035"

REPLACEMENT PARTS FOR PISTONS

Piston Rings, Moly Faced Bore 41/8"

4"

35/8"

31/2" Cast /Flat-Topped* 31/2" Forged /Flat-Topped 31/2" Forged - Domed

Deck Height

1 3750” / 1 1875”

1 050”

1 200”

1 200”

1 3750”

1 1875”

Standard

94-2216X

940-0014

94-1300X

94-1210X 94-2216X

94-2206X

+005”

94-22165X

–

–

–

–

–

+010

94-2217X

940-0012 940-0013 940-0017

94-1301X 94-1302X 94-1303X

94-1211X 94-2217X 94-1212X 94-2218X 94-1213X 94-2209X

94-2207X

+020" +030" +040" +060"

–

– – – –

94-2219X

– –

– –

94-1214X – 94-1216X –

– –

*No replacement wristpins are available

Wristpins For 1984-’99 Evolution® Bore Description

Keepers For 1984-’99 Evolution® Bore Description

Part #

Part #

94-9278-S 94-9278-2 106-2304 94-9254-S 94-9254-2

each

41/8"

94-9277

927" x 2 825" long USA 3

Keeper 22097-99

41/8"

2 pack 4 pack

4"

35/8" 31/2"

94-9256

792" x 2 825" long USA 1,2

4"

each

Keeper 22589-83A

35/8" 31/2"

2 pack 4 pack

94-9254

4-39