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 025 > POP UP PISTON FITS STIHL MS250, 025, 42.5MM KIT ETRA POWER & COMPRESSION, NEW Alternative Views: Our Price: $34.95 Product Code: CG-22 Qty: Description STIHL MS250, 025 REPLACEMENT PISTON 42.5MM, REPLACES PART # 1131 030 2011, NOTE: EARLY STIHL 025 SAWS USED A 42MM BORE, PLEASE VERIFY 025 PISTON BEFORE ORDERING, ALL MS250 SAWS USE A 42.5MM PISTON AND THIS POP UP WILL BE THE CORRECT PISTON FOR YOUR SAW., BE SURE TO CHECK OUT MY EBAY STORE FOR OTHER PARTS AND ACCESSORIESTHIS HIGH QUALITY MADE PISTON KIT WILL GIVE YOUR SAW EXTRA COMPRESSION AND GIVES YOU EXTRA POWER, DESIGNED BY A CHAINSAW ENGINE BUILDERNOTE: THIS PISTON KIT IS NOTE MADE IN CHINA OR TAIWAN, THIS PISTON HAS MORE POP UP HEIGHT THEN THE CHEAP TAIWAN MADE PISTONS YOU SEE HERE ON EBAY WHICH MEANS MORE COMPRESSION AND MORE POWERTHIS KIT SHIPS FROM USA WITH A TRACKING NUMBER Related Products... STIHL AIR FILTER AND ADAPTER, REPLACES PART # 1123-120-1612 STIHL CRANKCASE ASSEMBLY REPLACES STIHL PART # 1123-020-3033 STIHL 029 AV BUFFER MOUNT 16" OREGON PROLITE BAR AND CHAIN COMBO .325" PITCH 62DL Our Price: $9.95 Add Our Price: $49.95 Add Our Price: $5.75 Add Our Price: $59.95 Add STIHL 025 REPLACEMENT PISTON, PART 1123-030-2011 Stihl 025 Piston and Cylinder Kit STIHL ENGINE PAN FOR 021, 023, 025, MS210, MS230, MS250 REPLACES PART # 1123-021-2500 TANK VENT FITS STIHL 025 029 028WB, 028 WOOD BOSS, 038AV, SUPER # 1117 350 5800 Our Price: $24.95 Add Our Price: $59.95 Add Our Price: $12.95 Add Our Price: $5.95 Add Share your knowledge of this product with other customers... Be the first to write a review STIHL BAR NUT, REPLACES STIHL PART # 0000-955-0801 $2.50 2 STARTER FRICTION WASHER FITS STIHL 08S 041 042 AV 045 050 051 # 1106-195-9001 $8.95 NEW ONAN NIKKI CARBURETOR KIT 146-0657 FITS P216 P218 P220 P224 $39.95 Replacement STARTER SPRING. REPLACES 1118 190 0600, NEW $8.95 ENGINE OVERHAUL KIT FITS BRIGGS VANGUARD MODEL38 CUBIC INCH .020" OVERSIZE PISTONS RODS GASKETS $429.95