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 INTAKE BOOT REPLACES STIHL PART # 1123-141-2200 STIHL CRANKCASE ASSEMBLY REPLACES STIHL PART # 1123-020-3033 SPROCKET, 7 TOOTH SPUR .325" PITCH 16" OREGON PROLITE BAR AND CHAIN COMBO .325" PITCH 62DL Our Price: $9.95 Add Our Price: $49.95 Add Our Price: $19.95 Add Our Price: $59.95 Add STIHL WRIST PIN BEARING REPLACES STIHL PART # 9512-003-2250 NEW PISTON KIT FITS STIHL 025 CHAINSAWS, 42MM DIAMETER KIT, PART # 1123-030-2002 16" REPLACEMENT BAR & CHAIN COMBO .325 STIHL ENGINE PAN FOR 021, 023, 025, MS210, MS230, MS250 REPLACES PART # 1123-021-2500 Our Price: $8.95 Add Our Price: $29.95 Add Our Price: $34.95 Add Our Price: $12.95 Add Share your knowledge of this product with other customers... Be the first to write a review CYLINDER GASKET, REPLACES PART # 1108-029-2300 $5.00 16" OREGON PROLITE BAR AND CHAIN COMBO $62.95 HUSQVARNA CLUTCH REPLACES PART # 503744402 $29.95 HOMELITE GAS CAP, FUEL CAP WITH PRIMER BULB, REPLACES A01372A,UP05955 UP-05955 AFTERMARKET, USA $19.95 NEW HOMELITE 410, 410SL CHAINWSAW CYLINDER JUG GASKET, PART # 93338 $6.95 SPUR SPROCKET FITS STIHL 044 046 MS440 MS441 MS460, MS461 3/8" PITCH 7 TOOTH $21.95