Anyone shopping for marine engines propulsion eventually runs into a fork in the road: do you need a replacement part for an existing engine, or do you need a complete engine to bolt onto the boat? This head-to-head puts the DF100 inboard motor mount pair against the HANGKAI 4 Stroke 6.5hp outboard motor. They serve different jobs, and the right answer depends entirely on what your boat is missing.
Quick verdict: If you're repairing an inboard that sits on worn mounts, the DF100 pair is the more direct, lower-cost fix. If you're adding or replacing a full outboard on a small boat, the HANGKAI is a complete, self-contained propulsion unit. The price difference is about $580, but you're not buying the same kind of product: one is a mounting component, the other is an engine.
| Product | Price | Price bar | Best use |
|---|---|---|---|
| DF100 Inboard Engine Motor Mounts (Pair) | USD 119.95 | Replacing worn inboard mounts | |
| HANGKAI 4 Stroke 6.5hp Outboard Motor | USD 699.90 | Adding a complete outboard engine |
The DF100 mounts win when your inboard engine is still viable but its mounts have degraded. The pair uses a heavy-duty cast aluminum alloy base with a durable elastomer element that resists oil and fuel. The low-profile design keeps the mount at only 1-7/8 inches from base to rim, which helps when clearance is tight. It also comes with zinc dichromate-plated steel parts for corrosion resistance.
The HANGKAI outboard wins when you don't have a working engine at all. This 6.5 HP, 123CC four-stroke is water-cooled, has manual start, and uses CDI ignition. It has forward-neutral-reverse gearing and tiller control, so it's a practical package for smaller boats. The standard fuel tank holds 12 liters, and the short shaft is 40cm, which matters for transom height.
DF100 Inboard Engine Motor Mounts (Pair)

If your inboard installation is still sound but the mounts are shot, the DF100 pair is a focused replacement. Each mount uses a cast aluminum alloy base and an elastomer element that stands up to oil and fuel, with zinc dichromate-plated steel parts for corrosion resistance. The low profile needs only 1-7/8 inches of clearance from the casting base to the top of the leveling nut, which is useful in tight engine bays. The tradeoff: these mounts are sized for a 4-inch bolt center and a 5/8-18 stud, so they fit installations with those exact dimensions. At $119.95 for a pair, it's the lower-cost option here, but it won't move the boat by itself.
HANGKAI 4 Stroke 6.5hp Outboard Motor

For a complete propulsion unit, the HANGKAI outboard gives you an all-in-one engine with a 6.5 HP four-stroke design, 123CC displacement, and a CDI ignition system. It's water-cooled, has forward-neutral-reverse gear positions, and is controlled with a tiller, so you don't need extra remote cables. The built-in standard fuel tank holds 12 liters, and the short shaft measures 40cm, which suits transoms made for short-shaft motors. The main limitation is the listed price: $699.90, which is higher than the mount pair, but this is a complete engine rather than a replacement part. The clamping width is 4cm, so the outboard is designed for standard small-boat transoms.
Final choice by use case: For a repair that keeps an existing inboard engine alive, choose the DF100 mounts. They solve a specific problem at a specific price. For a small boat, dinghy, or utility craft that needs an engine attached to the transom, choose the HANGKAI. It's a complete outboard package with the controls, tank, and cooling system built in. Match the product to the job and you'll spend the right money.