WFLNHB Four Cylinder Engine Kit Set Replacement for 75-77 CB550F 74-78 CB550K CB550
Restoring your classic Yamaha motorcycle to its peak performance is made easier with this complete gasket kit designed for 75-77 CB550F and 74-78 CB550K models. Crafted with durability in mind, the kit delivers a precise fit that ensures a leak-free engine, giving you the peace of mind to hit the road with confidence. The straightforward installation process means you can spend less time tinkering and more time riding, tackling challenges with the satisfying knowledge that every bolt and seal is secure.
Experience the joy of authentic restoration with components that match your existing machinery. The kit’s thoughtful design emphasizes both form and function, ensuring that it not only performs flawlessly but also complements the sleek aesthetics of your bike.Before making your purchase, double-check the specs to confirm compatibility with your model, but once you’ve got it, you’ll appreciate how this simple upgrade can make a world of difference in both sound and smoothness on the journey.
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Model Compatibility | 75-77 CB550F,74-78 CB550K |
Package Dimensions | 18.5 x 13.78 x 0.39 inches |
Weight | 11.99 ounces |
Permatex 81950 Ultra Slick Engine Assembly Lube, 4 oz. , red
Starting a new or rebuilt engine requires meticulous planning,and proper lubrication is paramount to ensure smooth operation from the very beginning. This high-quality formulation creates a resilient barrier that adheres to critical metal surfaces, guarding against scuffing and galling during the delicate initial start-up phase.By preventing needless wear on components like engine bearings, camshafts, lifters, and valve guides, it helps maintain precision and extends the longevity of your equipment, especially under heavy-duty conditions.
Backed by rigorous testing and engineered to meet or exceed Original Equipment Manufacturer (OEM) performance specifications, this solution offers the reliability you need for demanding applications. Its specialized properties make it an indispensable tool for mechanics and enthusiasts alike, ensuring that even the most intricate mating surfaces are properly protected. the result is a seamless start-up process and sustained performance that stands up to the rigors of real-world use.
- Prevents scuffing and galling during initial engine start-up
- High-quality formulation meets or exceeds OEM specs
- Essential for lubricating metal mating surfaces in new or rebuilt engines
- Provides reliable protection for critical components
Cons:
- May require special handling due to its specialized nature
- Availability in smaller quantities might be limited
Feature | Specification |
---|---|
Primary Use | Engine assembly lubrication |
Request Areas | Bearings, camshafts, lifters, valves, guides, rocker shafts |
Standards Met | OEM performance specifications |
Thermostat Kit (Thermostat and Gasket) Replaces for Mercruiser 59078Q3, 59078T3, 59078T4, 59078, 59078A1, 59078B, 47590, Fit for GM 2.5L or 3.0L Inline 4-Cylinder Engine by BLUE ELF
This reliable thermostat kit is engineered to bring peace of mind to your GM 2.5L or 3.0L inline 4-cylinder engines, offering precise temperature regulation that keeps your vessel running smoothly. Designed to fit a wide range of applications, including many inline 6-cylinder engines, it’s a versatile solution for both everyday use and professional maintenance. Upgraded by BLUE ELF for 2024, this aftermarket replacement delivers high-performance quality at an economical price point—ensuring your engine operates at its best without breaking the bank.
Whether you’re replacing an old unit or stocking up on spares, each kit includes a 140-degree thermostat and gasket for a perfect fit.What truly sets this apart is the comprehensive after-sales support— BLUE ELF stands behind its product with a commitment to customer satisfaction. Should you have any questions or need assistance, reaching out is effortless, and their dedicated service ensures you’re never left alone. It’s more than just a part; it’s a hassle-free experience tailored to keep your engine in top condition.
Fitment | GM 2.5L/3.0L inline 4; many inline 6 |
Temp Range | 140°F thermostat |
Package Contents | 1x Thermostat & Gasket |
Voltage Regulator Rectifier Compatible with Evinrude Johnson 2 cylinders engines 4 to 60 HP 1974-2005 153-1778 173692 581778 585035 583940 582304 5 Cables Z843
Replacing aging or failing components on your boat engine is crucial for reliability,and this set of cables offers a practical solution for engines ranging from 4 to 60 HP,built between 1974 and 2005. Designed to work with specific models including those marked 153-1778,173692,581778,585035,583940,and 582304—or those featuring Evinrud or Johnson 2-cylinder designs—it ensures seamless connectivity for your system. Sence it’s a non-OEM replacement part, you get a cost-effective option that delivers performance without the brand premium, making it an ideal choice for DIY maintenance or parts stocking. Just confirm the visual match to your existing setup to avoid compatibility issues, and you’ll be back on the water with confidence.
Installation is straightforward, offering a hassle-free way to restore power delivery to your engine’s critical systems.Whether you’re performing routine upkeep or addressing a specific failure, having the right cables on hand simplifies the process.The set includes everything needed for a complete replacement, ensuring uniformity and reliability across your engine’s electrical connections. By choosing this item, you gain a dependable component that meets real-world performance standards, backed by compatibility across a range of trusted marine engines. Treat yourself to the peace of mind that comes with genuine quality at a fraction of the cost.
Pros:
Cost-effective alternative
Wide range of compatibility
Simplifies repairs
Non-OEM but reliable performance
Cons:
Not OEM branded
Requires visual verification for fit
Compatibility | 153-1778, 173692, 581778, 585035, 583940, 582304 |
---|---|
Engine Types | Evinrud, Johnson; 2-cylinder (4-60 HP) |
Year Range | 1974-2005 |
Experience the Difference

WFLNHB Four Cylinder Engine Kit Set Replacement for 75-77 CB550F 74-78 CB550K CB550
Direct fit for classic CB550 models, ensuring reliable performance and compatibility.

Permatex 81950 Ultra Slick Engine Assembly Lube, 4 oz. , Red
Premium lubrication for smooth engine operation, extending component life.

Thermostat Kit (Thermostat and Gasket) Replaces for Mercruiser 59078Q3, 59078T3, 59078T4, 59078
High-quality replacement kit for Mercruiser engines, ensuring optimal temperature regulation.

BLUE ELF Voltage Regulator Rectifier Compatible with Evinrude Johnson 2 cylinders engines 4 to 60 HP 1974-2005
Ensures stable voltage output, compatible with a wide range of small engines.