Lil' Red Barn Toggle Search Account Checkout Cart Home Parts & Tools Electrical Filters Fuel System Parts Tractor Parts 4-Stroke Engines Chainsaws Hedge Trimmers Leaf Blowers Safety Apparel Tools and Testers Service Manuals Briggs and Stratton Canadian Dolmar Echo Homelite Husqvarna Jonsered Kohler Makita McCulloch Onan Partner Pioneer Poulan Information Chain Reference Chart Chainsaw Chain Info - Maintenance & Safety Manual Testing Information and Diagrams for 2-Cycle Engines Watch How To Videos Contact Us Account Search site Submit search Nav Menu 2 Nav Menu 3 Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 Home > Parts & Tools > Chainsaws > Stihl > Stihl 066 > STIHL 066 MAGNUM, MS660 PISTON & CYLINDER 56MM REPLACES Stihl part number 1122-020-1211, 1122-020-1209 Alternative Views: Our Price: $119.95 Availability: Usually Ships in 24 to 48 Hours Product Code: SHCKN066-56BB Qty: Description This is a suitable replacement piston and cylinder kit for a Stihl 066, 066 Magnum, MS 660, MS 650, MS 660 Magnum. 56 mm bore. Replaces OEM# 1122-020-1211, 1122-020-1209 Related Products... 20" REPLACEMENT BAR AND CHAIN COMBO, 3/8" .050" 72DL, FITS STIHL 031, 032, 034, 036, 046 066 044, MS461 STIHL 056 SUPER 25" FOR BAR & CHAIN COMBO 3/8" 84 DL FUEL LINE AND FILTER REPLACES PART # 1124-358-7700 STIHL REPLACEMENT SPROCKET, .404" PITCH Our Price: $39.95 Our Price: $64.95 Our Price: $13.99 Our Price: $19.95 STIHL BAR NUT, REPLACES STIHL PART # 0000-955-0801 OREGON 34" BAR & CHAIN COMBO FITS STIHL 066 064 MS660 MS460 MS461 044 046 MS440 STIHL BAR PLATE REPLACES PART # 1128-664-1007 CYLINDER & PISTON KIT FITS STIHL 066, MS660 56MM BIG BORE KIT # 1122 020 1209 Our Price: $2.50 Our Price: $135.00 Our Price: $7.95 Our Price: $79.95 Average Customer Review: 5 of 5 Total Reviews: 1 Write a review. 0 of 0 people found the following review helpful: MS660 56mm piston and Cylinder Friday, November 1, 2013 Reviewer: Bryan Haugen from Kenyon, MN United States A very good quality jug and piston. Was this review helpful to you? STIHL INTAKE BOOT REPLACES STIHL PART # 1123-141-2200 $9.95 STIHL REPLACEMENT CRANKSHAFT BEARINGS & SEALS PART #'s 9503-003-0311, 9638-003-1581, 9639-003-1585 $24.95 STIHL 026, 026 PRO AND MS260 REPLACEMENT CARBURETOR $59.95 STIHL 041 PISTON KIT, REPLACES STIHL 1110-030-2002,44MM $29.95 STIHL 038 SHORT BLOCK ENGINE ASSEMBLY $199.95 HUSQVARNA OIL PUMP ASSEMBLY, REPLACES PART # 544180103 $27.95 HUSQVARNA 240, 240E, 236, 235 CARBURETOR ASSEMBLY WITH PRIMMER, PART # 574719402 $24.95 HUSQVARNA & JONSERED OILER GEAR REPLACES PART # 503557501 $7.95 HUSQVARNA TUNE UP KIT, INCLUDES AIR FILTER, SPARK PLUG, AND FUEL FILTER $19.95