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... WRIST PIN BEARING FIT STIHL 021 023 024 025 026 MS230 MS250 MS260 # 95120032250 14" BAR & CHAIN 3/8" FITS STIHL 009 010 011 012 015 017 018 020AV 020T 021 025 STIHL CHAINSAW REPLACEMENT CARBURETOR NEW IN STOCK STIHL 029 AV BUFFER MOUNT Our Price: $8.95 Add Our Price: $32.95 Add Our Price: $34.95 Add Our Price: $5.75 Add 16" BAR & CHAIN 3/8" FITS STIHL 009 010 011 012 015 017 018 020AV 020T 021 025 OREGON 100' ROLL OF .325 PITCH, .063 GAUGE CHISEL CHAIN STIHL TOP CYLINDER COVER, REPLACES PART #1123-790-1003 NEW 1/4" PITCH CARVING SPROCKET FITS STIHL 017, 018, 019, 021, 023, 025, MS170 Our Price: $39.95 Add Our Price: $399.95 Add Our Price: $29.95 Add Our Price: $24.15 Add Share your knowledge of this product with other customers... Be the first to write a review 2 NEW VALVE SEALS FIT ONAN CCK CCKA CCKB B43 B48 P224 T260 VITON PART # 110-3604 $19.95 REPLACEMENT SPROCKET $19.95 16" REPLACEMENT BAR & CHAIN COMBO .325 $34.95 Husqvarna 3120 Piston Assembly 60mm $29.95 CLUTCH DRUM PRO SPUR SPROCKET FITS ECHO CS3000, CS3350, CS3400, CS3500, CS360T $15.95 20" REPLACEMENT PRO CHAIN, 3/8" $22.95 1/4" PITCH SPROCKET 8 TOOTH CARVING SPROCKET FITS ECHO CS260T, FREE BEARING $19.95 SOLO 662, 667 PRO SPUR SPROCKET 3/8" PITCH, 7 TOOTH DRIVE FREE NEEDLE BEARING $19.95 HUSQVARNA 61 CHAINSAW SPROCKET NEEDLE BEARING, NEW $8.99