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 > Echo > Echo CS-670 S/N 04001001 - 04999999 > ECHO CS670 REPLACEMENT PISTON, REPLACES PART # P021002791 Our Price: $29.95 Product Code: PKCS670-50MM Qty: Description A HIGH QUALITY REPLACEMENT PISTON FOR ECHO CS670 CHAIN SAWS, REPLACES ECHO PART NUMBERS P021002791 AND P021002790 Related Products... 24" REPLACEMENT CHAIN .050 3/8" 81DL 28" BAR & CHAIN COMBO, 3/8", 93DL, NEW 16" OREGON PROLITE BAR AND CHAIN COMBO 24"CHAIN PROFESSIONAL CHISEL CHAIN Our Price: $24.95 Our Price: $99.95 Our Price: $59.95 Our Price: $18.95 24" BAR AND CHAIN COMBO 20" OREGON VERSACUT BAR AND CHAIN COMBO 16" BAR & CHAIN COMBO, 3/8", 60DL, NEW 18" PROFESSONAL CHAIN, .050" GAUGE 66DL Our Price: $69.95 Our Price: $69.95 Our Price: $49.95 Our Price: $20.95 Share your knowledge of this product with other customers... Be the first to write a review 2 PISTON RINGS FITS ONAN 113-0314 STANDARD RING SET FITS B43 B48 EARLY P216 P218 P220 $49.95 594437 PISTON RINGS & GASKET KIT FITS SOME BRIGGS & STRATTON 16HP, 17HP, 18HP $74.95 NEW POINT PLUNGER ROD FITS KOHLER KT17, KT19 ENGINES REPLACES PART # 52-411-05-S $19.95 NEW JONSERED 70E PISTON KIT,50MM KIT, REPLACES JONSERED PART # 50441008 $34.95 STIHL 029, 039, MS290, MS310, MS390 ENGINE PAN REPLACES # 1127 021 2500 $14.95 TOP END GASKET OVER HAUL KIT $7.99 MASTER STANDARD OVERHAUL KIT FITS BRIGGS DAIHATSU NON TURBO DIESEL $989.95 2 BRAND NEW CONNECTING ROD FITS KOHLER M20 KT19 MV20 UNDERSIZE .010" 52-067-72-S $149.95 STIHL 038 SHORT BLOCK ENGINE ASSEMBLY $199.95