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

1936-'84

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

1 Cylinder head (page 5-20) 2Valves Intake

19 Manifold mounting clamp O-ring type heads - 1955-’78 BT (HD-27063-57) ...............16-0230 Band type heads - 1979-’85 BT (HD-27063-80, 27063-78) ....... USA 16-0231 20 Head bolt assembly, stainless - 1948-’84 BT (Includes head bolt & washer) (HD-6469HW ) 10pack............................................ USA 93-3024 20a HeadBolt,each.................................... 93-3024-S 20b Head bolt washer - 1936-’84 BT (For part #90-3024, #90-3026 & #90-3040). . . . . . . . . . . . . . . . . . 93-3025 21 Head gasket, copper - 1966-’84 BT 37⁄16" & 31⁄2" bore 16770-66B each.. . . . . . . . . . . . . . . . . . . . . . . . . 93-1041 10pack.............................................. 93-1061 35⁄8"boreeach........................................... 93-1042 10pack.............................................. 93-1062 22 Fitting, oil return, 1⁄8"-27 pipe (HD-63533-65, 63533-41A) ......... 31-2019 23 Plug, oil return, 1⁄8"-27 pipe each 50-8331A

1 950" (HD-18075-80, 18075-81, 18078-80, 18078- 81, 18078-81.90-2015) Exhaust–1948-'84 BT 1 720" (HD-18086-80, 18086-81, 18089-80, 18089-81) ........90-2022 3 Valve seats Intake–1 940" Standard (HD-18020-79, 18018-66, 18056-66B) ................ 90-2017 +002"oversize........................................... N/A Exhaust–1 750" Standard (HD-18017-66, 18055-66B, 18010-79) ................. 90-2018 +010"oversize....................................... 90-2121 4 Valve guide - cast - 1980-’84 BT Intake or Exhaust Standard (HD-18017-66, 18055-66B, 18010-79) USA ...........90-2240 +001" (HD-18109-81A) USA ..............................90-2241 +002" (HD-18108-81A, 90-2232) USA ......................90-2242 +003" (HD-18107-81A, 90-2233) USA ......................90-2243 +004" (HD-18106-81A, 90-2234) USA ......................90-2244 +060" USA ...........................................90-2249 5 Valve guide seal–intake or exhaust 1981-’84 BT (HD-18000-81) 4pack.................... USA 900-1005 6 Valve spring shim - Late 1981-’84 BT 005"x 765"x1500"..................................... 50-7121 015"x 765"x1500"..................................... 50-7122 025"x 765"x1500"..................................... 50-7123 7 Valve spring kit–Late 1981-'84 (Includes springs, top & bottom collars, keepers shims) 590"lift-steeltopcollars.................................90-2063 8 Valve spring keeper–intake or exhaust 1936-’84 BT (HD-18228-36) each......................... 90-2037-S 8pack............................................... 50-7165 9 Screw, SH - 5⁄16"-18 x 1" (HD- 2708A)...........................50-0101 10Lockwasher-5⁄16"7041.................................... 50-7032 11 Exhaust pipe gasket - 1966-’84 BT (HD-53834-68A) ........... 93-1004-S 12 Head mount bolt - 7⁄16"-14 x 11⁄4" (HD-3782) each................50-0171 13 Flat washer - 7⁄16" x 15⁄16" x 1⁄8" (HD-6495HW) ....................50-7064 14 Rocker cover mounting screw - 1966-’84 BT Hex head - 5⁄16"-18 x 2" 2818 each (2 needed per head) . . . . . . . . 50-0112 Hex head - 5⁄16"-18 x 21⁄2" 3501 each (7 needed per head).. . . . . . 50-0104 15 Flat washer - 5⁄16" (HD-6320, 70907-07, 6016, 6702) (9neededperhead)......................................50-7034 16 Rocker cover gasket 1966-’84 BT (HD-17540-69, 17540-69A) each.................................................90-4040 10pack..............................................90-4064 O-ring - 1955-’78 BT (HD-27060-55) each.................................................50-8046 10pack.............................................. 50-8132 Band - 1979-’84 BT (HD-27062-78) each............................................ USA 16-0238 10pack......................................... USA 16-0245 17 Intake manifold (See page 5-19) 18 Manifold seal

N/A= No longer available

TOP END REBUILD GASKET KITS FOR S&S® ENGINES FOR BIG TWINS S&S Engine Family

Year Group Bore Size

Part #

P Series/SH-Series P Series/SH-Series

1966–’84 1966–’84

35/8" 31/2"

90-9501 90-9500

CYLINDER HEAD GASKET KITS FOR S&S® ENGINES FOR BIG TWINS

Year Group

S&S Engine Family

Bore Size

Part #

P Series/SH-Series P Series/SH-Series

1966–’84 1966–’84

35/8" 31/2"

90-1918 90-1917

5-71