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 025, 18" REPLACEMENT BAR & CHAIN COMBO .325 CLUTCH REPLACES STIHL PART # 1123-160-2050 STIHL CRANKSHAFT BEARINGS REPLACES STIHL # 9503-003-0311 OREGON 100' ROLL OF .325 PITCH, .063 GAUGE CHISEL CHAIN Our Price: $37.95 Add Our Price: $29.95 Add Our Price: $14.95 Add Our Price: $399.95 Add STIHL REPLACEMENT IGNITION COIL 0000-400-1306 14" BAR & CHAIN 3/8" .043" GAUGE 50DL FITS STIHL MS151 MS171 MS181 MS211 017 018 16" OREGON PROLITE BAR AND CHAIN COMBO .325" PITCH 62DL STIHL REPLACEMENT CRANKSHAFT BEARINGS & SEALS PART #'s 9503-003-0311, 9638-003-1581, 9639-003-1585 Our Price: $22.95 Add Our Price: $34.95 Add Our Price: $59.95 Add Our Price: $24.95 Add Share your knowledge of this product with other customers... Be the first to write a review GLASS SEDIMENT BOWL FUEL FILTER 1/8" INLET 1/8" OUTLET $19.95 HUSQVARNA 395, 395XP, 394, 394XP STARTER COMPLETE, REPLACE PART # 503462402 $34.95 2 PISTON KITS 793560 FIT BRIGGS & STRATTON V TWIN INTEK MODEL 44 CUBIC INCH $189.95 1/2"-20 BALL JOINT $15.99 POP UP PISTON PISTON KIT FITS STIHL MS250, 025, 42.5MM KIT PART # 1123 030 2011 $34.95 Stihl 018 Piston Assembly $24.95 7/16"-20 BALL JOINT $12.99 1 NEW FUEL FILTER FIT BRIGGS & STRATTON 695666 845125 60 MICRON LONG LIFE FILTER $6.95 PIONEER 36" BAR & CHAIN .404" PITCH 108 DRIVE LINK FITS P62 P61 P60 P52 P51 P50 $179.95