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... 18" REPLACEMENT CHAINSAW CHAIN, 68DL .325" 12" CHAINSAW CHAIN, 44DL REPLACEMENT CRANKSHAFT SEALS, REPLACES PART 9638-003-1581 14" BAR & CHAIN 3/8" .043" GAUGE 50DL FITS STIHL MS151 MS171 MS181 MS211 017 018 Our Price: $20.95 Add Our Price: $14.50 Add Our Price: $24.95 Add Our Price: $34.95 Add 18" OREGON PROLITE BAR AND CHAIN COMBO .325" 68DL 12" BAR & CHAIN 3/8" FITS STIHL 009 010 011 012 015 017 018 020AV 020T 021 025 Stihl 025 Piston and Cylinder Kit STIHL CRANKSHAFT SEALS REPLACES STIHL # 9638-003-1581 Our Price: $62.95 Add Our Price: $27.95 Add Our Price: $59.95 Add Our Price: $9.99 Add Share your knowledge of this product with other customers... Be the first to write a review NEW SPROCKET & OILER GEAR FITS STIHL 020 AV 6 TOOTH PICCO CHAIN 3/8" LOW PROFILE $43.95 WRIST PIN BEARING FIT STIHL 021 023 024 025 026 MS230 MS250 MS260 # 95120032250 $8.95 STIHL PISTON AND CYLINDER KIT, 52MM REPLACES PART #1119-020-1202 $59.95 16" BAR & CHAIN 3/8" FITS STIHL 009 010 011 012 015 017 018 020AV 020T 021 025 $39.95 HOMELITE 69451 DUCK BILL CHECK VALVE $4.99