S&S CYCLE S&S® Forged 1250cc Conversion Pistons For 1986-'21 HD® Sportster® Models - 920-0070
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Warehouse Locations
*Gold Coast Warehouse Ships Same day
*USA Warehouse Delivers In Approx 3 Weeks
These S&S 1250cc conversion pistons for 1986-'21 HD® Sportster® Models increase the displacement of 883cc and 1200cc engines to 1250cc at 10.3:1 compression. May be used with stock 1200cc cylinder heads, but S&S CNC ported heads are recommended. Stock 1200cc cylinders and 1986-'2003 883cc cylinders may be bored to accept the 3-9/16" bore 1250cc pistons, but 2004-'16 883cc cylinders may not be used. Also available in a cylinder and piston kit.
*This kit is not compatible with XR1200 models*
- Piston kit includes forged pistons, rings, wrist pin and clips for a complete motor
- Deck height is 1.207"
- Made in the U.S.A.
- This kit is not compatible with XR1200 or '21 Sportster S/RH1250S models.
NOTE: 883 models require the use of XL1200 cylinder heads to achieve correct compression ratios.
Fitment Guide
| 2018-2021 | Harley-Davidson | Iron 1200 XLNS | - | - |
| 2018-2019 | Harley-Davidson | Forty-Eight Special XLXS | - | - |
| 2016-2020 | Harley-Davidson | 1200 Roadster XLCX | - | - |
| 2014-2017 | Harley-Davidson | SuperLow 1200 XLT | - | - |
| 2012-2016 | Harley-Davidson | Seventy-Two XLV | - | - |
| 2011-2019 | Harley-Davidson | 883 SuperLow XLL | - | - |
| 2010-2020 | Harley-Davidson | Forty-Eight XLX | - | - |
| 2009-2020 | Harley-Davidson | Iron 883 XLN | - | - |
| 2009-2012 | Harley-Davidson | Sportster 1200 X XR | - | - |
| 2009-2012 | Harley-Davidson | Sportster 1200 XR | - | - |
| 2007-2012 | Harley-Davidson | 1200 Nightster XLN | - | - |
| 2007-2009 | Harley-Davidson | 883 EFI XL | - | - |
| 2007 | Harley-Davidson | Sportster 1200 XL 50 | - | - |
| 2006-2011 | Harley-Davidson | 1200 Low EFI XLL | - | - |
| 2006-2010 | Harley-Davidson | 883 Low EFI XLL | - | - |
| 2006-2008 | Harley-Davidson | 1200 Roadster EFI XLR | - | - |
| 2006 | Harley-Davidson | 1200 Low XLL | - | - |
| 2005-2006 | Harley-Davidson | 883 Low XLL | - | - |
| 2004-2006 | Harley-Davidson | 883 XL | - | - |
| 2004-2006 | Harley-Davidson | 1200 Roadster XLR | - | - |
| 2002-2019 | Harley-Davidson | 1200 Custom EFI XLC | - | - |
| 2002-2003, 2011-2017 | Harley-Davidson | 1200 XLCP | - | - |
| 2002-2003, 2005-2007 | Harley-Davidson | 883 Roadster XLR | - | - |
| 2002-2003, 2005-2007 | Harley-Davidson | 883 Roadster EFI XLR | - | - |
| 1999-2009 | Harley-Davidson | 883 Custom EFI XLC | - | - |
| 1998-2006 | Harley-Davidson | 883 Custom XLC | - | - |
| 1996-2006 | Harley-Davidson | 1200 Custom XLC | - | - |
| 1996-2003 | Harley-Davidson | 1200 Sport XLS | - | - |
| 1988-2003 | Harley-Davidson | Sportster 1200 XLH | - | - |
| 1987-2003 | Harley-Davidson | 883 Hugger XLH | - | - |
| 1986-2003 | Harley-Davidson | Sportster 883 XLH | - | - |
| 1986-1995 | Harley-Davidson | 883 Deluxe XLH | - | - |
| 1986-1988 | Harley-Davidson | Sportster 1100 XLH | - | - |
Specs
| PRODUCT NAME | PISTON KIT |
| STYLE | BIG BORE |
| PISTON MATERIAL | ALUMINUM / FORGED |
| BORE SIZE | 3.5625" |
| COMPRESSION RATIO | 10.3:1 |
| DISPLACEMENT | 1250 CC |
| STROKE LENGTH | 3-13/16" |
| PISTON HEAD SHAPE | FLAT TOP |
| UNITS | KIT |
| RIDING STYLE | STREET |
Shipping Information
Please Note - Warehouse Locations For Part -
S&S CYCLE S&S® Forged 1250cc Conversion Pistons For 1986-'21 HD® Sportster® Models - 920-0070
USA Warehouse - 3 Week Delivery- If your parts are located at our USA Warehouse, Delivery ETA is approx 3 weeks, as the parts are coming from our US suppliers warehouse. We will notify you once we receive it in Gold Coast warehouse and its on its way to you.
Gold Coast Warehouse- If you're parts are in stock at our Gold Coast warehouse at the time of order, they will be shipped within 24hrs.