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 029 AV BUFFER MOUNT TANK VENT FITS STIHL 025 029 028WB, 028 WOOD BOSS, 038AV, SUPER # 1117 350 5800 1/4" PITCH 16" BAR & CHAIN COMBO FITS STIHL 009 010 011 012 015 020AV CHAINSAWS STIHL TOP CYLINDER COVER, REPLACES PART #1123-790-1003 Our Price: $5.75 Add Our Price: $5.95 Add Our Price: $49.95 Add Our Price: $29.95 Add 14" BAR & CHAIN 3/8" .043" GAUGE 50DL FITS STIHL MS151 MS171 MS181 MS211 017 018 STIHL WRIST PIN BEARING REPLACES STIHL PART # 9512-003-2250 NEW 1/4" PITCH CARVING SPROCKET FITS STIHL MS180 MS190 MS210 MS230 MS250 MS191 STIHL REPLACEMENT SPROCKET BEARING, NEW Our Price: $34.95 Add Our Price: $8.95 Add Our Price: $21.95 Add Our Price: $7.99 Add Share your knowledge of this product with other customers... Be the first to write a review 1 BRAND NEW CONNECTING ROD FITS KOHLER K532, K582 .010 UNDERSIZED 48 067 13 $69.95 7/16"-20 BALL JOINT $12.99 REPLACEMENT THROTTLE LOCK, REPLACES PART # 503854401 $4.99 ENGINE OVERHAUL KIT FITS BRIGGS VANGUARD MODEL38 CUBIC INCH .010" OVERSIZE PISTONS RODS GASKETS $429.95 16" OREGON PROLITE BAR AND CHAIN COMBO .325" $59.95 STIHL CARBURETOR REPLACEMENT FOR STIHL 036 NEW $59.95 NEW MUFFLER FITS CUB CADET: 393840-R91, IH-393840-R91. KOHLER # 237550, 237550-S $34.95 POP UP PISTON KIT STIHL 044, MS440 10MM WRIST PIN, 50MM KIT EXTRA COMPRESSION $37.95 28" REPLACEMENT PRO CHAIN, .058" 3/8" $26.95