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... SPROCKET, 6 TOOTH 3/8" PITCH, IN STOCK POP UP PISTON PISTON KIT FITS STIHL MS250, 025, 42.5MM KIT PART # 1123 030 2011 16" REPLACEMENT CHAINSAW CHAIN, 62DL .325 STIHL 021, 023, 025, MS250, MS230, MS210 MUFFLER, REPLACES 1123-140-0608 Our Price: $19.95 Add Our Price: $34.95 Add Our Price: $18.95 Add Our Price: $15.95 Add 1/4" PITCH 16" BAR & CHAIN COMBO FITS STIHL 009 010 011 012 015 020AV CHAINSAWS STIHL ENGINE PAN FOR 021, 023, 025, MS210, MS230, MS250 REPLACES PART # 1123-021-2500 14" BAR & CHAIN 3/8" FITS STIHL 009 010 011 012 015 017 018 020AV 020T 021 025 STIHL NEW FOR OIL PUMP, REPLACES 1123-640-3201, Our Price: $49.95 Add Our Price: $12.95 Add Our Price: $32.95 Add Our Price: $15.95 Add Share your knowledge of this product with other customers... Be the first to write a review 3/16" KEY STOCK 12" LONG FITS CRANKSHAFT & DRIVE AXLES GARDEN TRACTORS LAWN MOWER $5.99 ECHO CS-60, CS-60S SPROCKET 3/8" PITCH $19.95 NEW MUFFLER FITS CUB CADET: 393840-R91, IH-393840-R91. KOHLER # 237550, 237550-S $34.95 FUEL TANK FITTING & SHUT OFF VALVE 1/8" NPT FITS CUB CADET BRIGGS KOHLER GRAVELY $9.95 52-559-03-S, 52-559-01-S FUEL PUMP FITS KOHLER KT17 KT19 M18 M20 MV16 MV18 MV20 $39.95 18" OREGON PROLITE BAR AND CHAIN COMBO $62.95 20" OREGON PROLITE BAR AND CHAIN COMBO $64.95