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 025 REPLACEMENT PISTON, PART 1123-030-2011 STIHL BAR NUT, REPLACES STIHL PART # 0000-955-0801 14" BAR & CHAIN 3/8" .043" GAUGE 50DL FITS STIHL MS151 MS171 MS181 MS211 017 018 STIHL OILER GEAR. REPLACES PART #1123-640-7105 Our Price: $24.95 Add Our Price: $2.50 Add Our Price: $34.95 Add Our Price: $7.95 Add NEW 1/4" PITCH CARVING SPROCKET FITS STIHL 017, 018, 019, 021, 023, 025, MS170 STIHL CRANKSHAFT BEARINGS REPLACES STIHL # 9503-003-0311 WRIST PIN BEARING FIT STIHL 021 023 024 025 026 MS230 MS250 MS260 # 95120032250 18" REPLACEMENT CHAINSAW CHAIN, 68DL .325" Our Price: $24.15 Add Our Price: $14.95 Add Our Price: $8.95 Add Our Price: $20.95 Add Share your knowledge of this product with other customers... Be the first to write a review TOP END GASKET SET THAT INCLUDES THE CYLINDER AND EXHAUST GASKET $7.95 PIONEER P62, P61, P60, P52, P51, P52 CYLINDER EXHAUST GASKETS, CRANKSHAFT SEALS $34.95 POULAN SIDE COVER AND CHAIN BRAKE ASSEMBLY, REPLACES PART # 545139906 $24.95