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... T27 T WRENCH REPLACES STIHL 066 046 044 036 034 029 039 026 025 023 021 018 028 1/4" PITCH 16" BAR & CHAIN COMBO FITS STIHL 009 010 011 012 015 020AV CHAINSAWS 16" REPLACEMENT BAR & CHAIN COMBO .325 POP UP PISTON PISTON KIT FITS STIHL MS250, 025, 42.5MM KIT PART # 1123 030 2011 Our Price: $11.99 Add Our Price: $49.95 Add Our Price: $34.95 Add Our Price: $34.95 Add REPLACEMENT FUEL LINE, REPLACES 1123 358 7701 Stihl 025 Piston and Cylinder Kit NEW 1/4" PITCH CARVING SPROCKET FITS STIHL 017, 018, 019, 021, 023, 025, MS170 SPROCKET, 7 TOOTH SPUR .325" PITCH Our Price: $9.95 Add Our Price: $59.95 Add Our Price: $24.15 Add Our Price: $19.95 Add Share your knowledge of this product with other customers... Be the first to write a review 122-0502-122-0347 ONAN OIL FILTER GROMMET SEAL FITS CCK CCKA CCKB BF BG43 BG48 P216 P218 $13.95 16" OREGON PROLITE BAR AND CHAIN COMBO $59.95 NEW HEAVY DUTY LIGHT SWITCH FITS GARDEN TRACTORS $24.95 18" OREGON PROLITE BAR AND CHAIN COMBO $62.95 HUSQVARNA PISTON KIT, 44.3MM REPLACES PART #544143102 OR 525470102 $29.95 NEW 1/4" PITCH CARVING 8 TOOTH SPROCKET FITS STIHL MS200T, MS200, 020T $27.45 EFCO REPLACEMENT PISTON KIT 52MM, REPLACES PART # 098000033B AND 098000312A $34.95 STIHL 026 CHAINSAW REPLACEMENT CARBURETOR, NEW $59.95 52-559-03-S, 52-559-01-S FUEL PUMP FITS KOHLER KT17 KT19 M18 M20 MV16 MV18 MV20 $39.95