SKU: 63799 | UPC: 084663637995
Moroso 1986-1991 BMW M3 E30 Coolant Tank
The Moroso 63799 coolant tank serves as a direct-fit aluminum replacement for the factory plastic expansion tank on 1986-1991 BMW M3 E30 models. Cast aluminum construction withstands high heat and pressure to prevent cracking and leaks common in stock tanks during track or street use. This upgrade ensures stable coolant levels and engine temperatures for consistent performance.
Key Features
- Cast Aluminum Build: Resists corrosion and thermal stress far better than plastic OEM tanks extending service life in demanding conditions
- Black Anodized Finish: Provides durable protection against elements while adding a clean factory-plus appearance under the hood
- Included 18 PSI Cap: Maintains proper system pressure to improve coolant flow and boiling point for enhanced cooling efficiency
- OEM Direct Fitment: Bolts into stock location using factory mounting points and hose connections for straightforward swap
- Complete Kit Contents: Includes tank mounting bracket hardware and cap ready for immediate installation without additional parts
Product Notes
- Designed as exact replacement for BMW E30 M3 factory coolant expansion tank
- Handles high-performance applications with elevated engine temperatures
- Packages securely for damage-free delivery via standard carrier
Installation Notes
- Professional installation recommended.
- Bolt-on process takes under one hour with basic hand tools
- Uses existing factory hoses and mounting points no modifications needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1986-1991 | BMW | M3 | E30 |
Why Choose Moroso?
- Over 65 years of motorsports innovation since 1958
- Proven components trusted in NHRA and road racing
- Engineered in the USA for precise fit and long-term durability
Frequently Asked Questions
- Q: Will this fit my 1988-1991 US-spec BMW E30 M3?
A: Yes it directly replaces the OEM tank on all 1986-1991 E30 M3 models including US versions with no modifications - Q: What material and finish does the tank have?
A: Constructed from cast aluminum with a black anodized finish for corrosion resistance and heat dissipation - Q: What is the warranty and install process?
A: Backed by Moroso limited warranty contact manufacturer for details. Installation bolts into stock position using included hardware
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Sturdy cardboard box 11in x 9in x 7in
- Weight: 2.4 lbs
Reviews
There are no reviews yet.