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... NEW PISTON KIT FITS STIHL 025 CHAINSAWS, 42MM DIAMETER KIT, PART # 1123-030-2002 AIR FILTER REPLACES STIHL 1123-120-1613 1/4" PITCH 14" BAR & CHAIN COMBO FITS STIHL 009 010 011 012 015 020AV CHAINSAWS STIHL SIDE CHAIN COVER REPLACES PART # 1123-640-1705 Our Price: $29.95 Add Our Price: $9.95 Add Our Price: $39.95 Add Our Price: $14.95 Add 14" CHAIN 1/4" PITCH, .050" GAUGE FITS STIHL SAWS 020AV 009 010 011 012 015 STIHL CRANKCASE ASSEMBLY REPLACES STIHL PART # 1123-020-3033 POP UP PISTON PISTON KIT FITS STIHL MS250, 025, 42.5MM KIT PART # 1123 030 2011 OREGON 100' ROLL OF .325 PITCH, .063 GAUGE CHISEL CHAIN Our Price: $17.95 Add Our Price: $49.95 Add Our Price: $34.95 Add Our Price: $399.95 Add Share your knowledge of this product with other customers... Be the first to write a review 20" REPLACEMENT CHAINSAW CHAIN, 81DL .325 $24.95 MCCULLOCH 10-10 DUST GUARD COVER 87864 OR 214192, NEW, SHIPS FROM USA $18.95 NEW 430228 OIL PUMP GASKET FITS PIONEER P41 P50 P50S P51 P52 P60 P61 P62 $12.95 PISTON KIT FITS PIONEER P50, P50S, P51 52.38MM DIAMETER, NEW, REPLACES $34.95