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... REPLACEMENT FUEL LINE, REPLACES 1123 358 7701 STIHL REPLACEMENT SPROCKET BEARING, NEW 18" OREGON PROLITE BAR AND CHAIN COMBO .325" 68DL NEW 1/4" PITCH CARVING SPROCKET FITS STIHL 017, 018, 019, 021, 023, 025, MS170 Our Price: $9.95 Add Our Price: $7.99 Add Our Price: $62.95 Add Our Price: $24.15 Add STIHL CHAINSAW REPLACEMENT CARBURETOR NEW IN STOCK STIHL CRANKSHAFT, REPLACES PART # 1123-030-0400 POP UP PISTON PISTON KIT FITS STIHL MS250, 025, 42.5MM KIT PART # 1123 030 2011 12" CHAINSAW CHAIN, 44DL REPLACEMENT Our Price: $34.95 Add Our Price: $39.95 Add Our Price: $34.95 Add Our Price: $14.50 Add Share your knowledge of this product with other customers... Be the first to write a review STIHL MS240 REPLACEMENT PISTON PART# 1121-030-2005,NEW $29.95 Replacement clutch shoes Homelite 69461 part # $19.95 NEW PISTON KIT FIT ECHO CS300 CS301 CS303T CS305 CS306 CS3000 PART # 10000039130 $24.95 PISTON RINGS FITS BRIGGS V TWIN, OVER HEAD VALVE ENGINES, RINGS 793561, 792026 $59.95 28" BAR & CHAIN COMBO, 3/8", 93DL, NEW $99.95 STIHL MS 310 REPLACEMENT 18" BAR & CHAIN COMBO 3/8 66dl $37.95 IGNITION COIL # 0000-400-1306 FOR CHAINSAWS $39.95 NEW MUFFLER FITS CUB CADET: 393840-R91, IH-393840-R91. KOHLER # 237550, 237550-S $34.95 18" OREGON PROLITE BAR AND CHAIN COMBO $62.95