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 BAR NUT, REPLACES STIHL PART # 0000-955-0801 POP UP PISTON PISTON KIT FITS STIHL MS250, 025, 42.5MM KIT PART # 1123 030 2011 18" REPLACEMENT CHAINSAW CHAIN, 68DL .325" STIHL 025 REPLACEMENT PISTON, PART 1123-030-2011 Our Price: $2.50 Add Our Price: $34.95 Add Our Price: $20.95 Add Our Price: $24.95 Add NEW 1/4" PITCH CARVING SPROCKET FITS STIHL MS180 MS190 MS210 MS230 MS250 MS191 REPLACEMENT FUEL LINE, REPLACES 1123 358 7701 STIHL REPLACEMENT CRANKSHAFT BEARINGS & SEALS PART #'s 9503-003-0311, 9638-003-1581, 9639-003-1585 14" BAR & CHAIN 3/8" FITS STIHL 009 010 011 012 015 017 018 020AV 020T 021 025 Our Price: $21.95 Add Our Price: $9.95 Add Our Price: $24.95 Add Our Price: $32.95 Add Share your knowledge of this product with other customers... Be the first to write a review IGNITION CHIP, REPLACE POINTS & CONDENSER $19.95 HUSQVARNA 3/8" 7 TOOTH PRO SPROCKET $24.95 CYLINDER JUG BASE GASKET FITS STIHL 028 026 031 030 030 024 MS260 1118-029-2306 $6.95 CARBURETOR, BRAND NEW ZAMA CARB, NEW $79.95 TWO PISTON RINGS FITS BRIGGS & STRATTON OHV ENGINE VANGUARD ENGINES 843953 $69.95 SPROCKET 3/8" PITCH, 6 TOOTH DRIVE $19.95 HOMELITE 69451 DUCK BILL CHECK VALVE $4.99 POULAN 2000, 2300, 1800 REPLACEMENT SPROCKET 3/8" 6 TOOTH, FREE NEEDLE BEARING $17.95 HUSQVARNA 142 CYLINDER & PISTON KIT 40MM, REPLACES PART # 530069941 & 530069454 $49.95