{"product_id":"bonbo-duo-twin-prop-tool-kit-3855516-for-volvo-penta-duoprop-two-piece-forged-steel-wrench-set-for-d-f-fh-i-ih","title":"Bonbo Duo\/Twin Prop Tool Kit 3855516 for Volvo Penta Duoprop — Two-Piece Forged Steel Wrench Set for D\/F\/FH\/I\/IH","description":"\u003cp\u003e\u003cstrong\u003eThe Bonbo Duo\/Twin Prop Tool Kit 3855516 is a two-piece propeller wrench made to install and remove Volvo Penta Duoprop (D, F, FH, I, IH series) front and rear props safely and efficiently.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact, forged-steel wrench set replaces OEM tool part 3856278 and is engineered for the DPS and DPS‑B drives found on many Volvo Penta installations. It combines a precise fit for the factory nut profiles with reinforced construction to resist bending during heavy use. Whether you maintain a personal boat or service multiple vessels, the Bonbo kit delivers the leverage and durability needed to handle Duoprop propellers with confidence.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the Bonbo 3855516 make prop removal and installation easier?\u003c\/h3\u003e\n\u003cp\u003eThe two-piece design gives you separate tools for the front and rear propellers, so you can access the different nut locations and engage the correct flats without improvising. The wrench geometry aligns with Volvo Penta nut profiles to reduce slipping and rounding. Less time struggling with ill-fitting tools means faster, safer maintenance at the dock.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo-piece set for front and rear Duoprop nuts\u003c\/li\u003e\n  \u003cli\u003eDesigned to match Volvo Penta D, F, FH, I, IH series profiles\u003c\/li\u003e\n  \u003cli\u003eImproves grip to reduce nut rounding and tool slippage\u003c\/li\u003e\n  \u003cli\u003eSaves time compared with generic wrenches or pliers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and construction features improve durability?\u003c\/h3\u003e\n\u003cp\u003eBonbo forges the wrenches from high-strength steel and applies heat treatment to increase rigidity and yield strength. That combination minimizes bending and deformation during repeated use or when higher torque is required. The finish and machining also protect contact surfaces and provide consistent engagement over the long term.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eForged high-strength steel body for impact resistance\u003c\/li\u003e\n  \u003cli\u003eHeat-treated to reduce bending under heavy loads\u003c\/li\u003e\n  \u003cli\u003ePrecision-machined nut engagement surfaces for longevity\u003c\/li\u003e\n  \u003cli\u003eCorrosion-resistant finish suitable for marine environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this kit work as an OEM replacement for my existing tool?\u003c\/h3\u003e\n\u003cp\u003eThis Bonbo 3855516 kit is manufactured to serve as a direct replacement for OEM part number 3856278 and is compatible with DPS and DPS‑B drive units. It is intended specifically for Volvo Penta Duoprop D, F, FH, I and IH series propellers, so verify your prop model before purchase. If the part doesn't match your application, Bonbo supports returns and warranty assistance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect replacement for OEM tool part# 3856278\u003c\/li\u003e\n  \u003cli\u003eCompatible with DPS and DPS‑B drive installs\u003c\/li\u003e\n  \u003cli\u003eSpecifically fits D\/F\/FH\/I\/IH Duoprop propellers\u003c\/li\u003e\n  \u003cli\u003eReturn and 1-year replacement warranty available\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use and care for the Bonbo prop wrench kit?\u003c\/h3\u003e\n\u003cp\u003eUse the correct piece for front or rear prop nuts, apply steady controlled torque, and avoid hammering the tool to prevent damage. Clean and dry after use, and store in a dry place to slow corrosion. For best results, pair the wrench with the proper torque procedure from your Volvo Penta manual.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSelect the correct wrench piece for front or rear prop removal\u003c\/li\u003e\n  \u003cli\u003eApply steady torque—avoid striking the tool with a hammer\u003c\/li\u003e\n  \u003cli\u003eRinse and dry after saltwater exposure to prevent corrosion\u003c\/li\u003e\n  \u003cli\u003eStore in a toolbox or protective case to preserve finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Bonbo Duo\/Twin Prop Tool Kit 3855516 is aimed at boat owners, professional marine technicians, and yard crews who service Volvo Penta Duoprop drives. It's useful for routine maintenance, prop swaps, and emergency repairs where a precise OEM‑matching wrench improves safety and reduces repair time. Choose this kit if you need a robust, purpose-built replacement for the original 3856278 tool and want a long-lasting option that handles front and rear prop nuts without improvisation.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this wrench compatible with my Volvo Penta Duoprop?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 3855516 kit fits Duoprop D, F, FH, I, and IH series on DPS and DPS‑B drives.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What warranty or return options are available?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Bonbo offers a 30-day return policy and a 1-year replacement warranty for defects.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Bonbo","offers":[{"title":"Default Title","offer_id":48085914386590,"sku":"B08W53VT9S","price":48.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/bonbo-front-tool-set.jpg?v=1785880577","url":"https:\/\/northtrailauto.ca\/products\/bonbo-duo-twin-prop-tool-kit-3855516-for-volvo-penta-duoprop-two-piece-forged-steel-wrench-set-for-d-f-fh-i-ih","provider":"North Trail Auto","version":"1.0","type":"link"}