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 CRANKSHAFT BEARINGS REPLACES STIHL # 9503-003-0311 STIHL ENGINE PAN FOR 021, 023, 025, MS210, MS230, MS250 REPLACES PART # 1123-021-2500 AIR FILTER REPLACES STIHL 1123-120-1613 SWITCH SHAFT REPLACES STIHL PART # 1123-182-0901 Our Price: $14.95 Add Our Price: $12.95 Add Our Price: $9.95 Add Our Price: $8.95 Add STIHL REPLACEMENT CRANKSHAFT BEARINGS & SEALS PART #'s 9503-003-0311, 9638-003-1581, 9639-003-1585 SPROCKET, 6 TOOTH 3/8" PITCH, IN STOCK STIHL REPLACEMENT TUNE UP KIT FILTERS & PLUG, NEW STIHL SIDE CHAIN COVER REPLACES PART # 1123-640-1705 Our Price: $24.95 Add Our Price: $19.95 Add Our Price: $16.95 Add Our Price: $14.95 Add Share your knowledge of this product with other customers... Be the first to write a review PISTON RING OEM THIN STYLE FITS PIONEER P50, P51, P52, PART # 474590, 507474590 $19.95 20" OREGON PROLITE BAR AND CHAIN COMBO $64.95 NEW IGNITION COIL, HUSQVARNA & JONSERED $39.95 HUSQVARNA AV SPRING MOUNTS COMPLETE SET OF 4 $27.95 Husqvarna 246 Piston Assembly 44mm $29.95 HUSQVARNA 142 CYLINDER & PISTON KIT 40MM, REPLACES PART # 530069941 & 530069454 $49.95 NEW PIONEER CYLINDER GASKET FITS 1073,10724 2073 HOLIDAY II 970 CHAINSAWS 429262 $9.95 NEW 1" MUFFLER 275679 FITS KOHLER K301 K321 K482 K532 K582 K660 M10 M12 M14 M18 M20 $19.95 Stihl 044 Piston 50 mm $24.95