SKU: 25174 | UPC: 084663251740
Moroso Honda B-Series Exhaust Block Off Storage Plate 1988-2001 Civic/Integra/Del Sol
The Moroso Honda B-Series Exhaust Block Off Storage Plate seals the exhaust port on the cylinder head when the manifold is removed for storage or transport. It fits all Honda B-Series engines in 1988-2001 Civic, Integra and Del Sol models. This plate keeps out dirt, debris and moisture to protect the engine interior and ensure clean reassembly.
Key Features
- 1/4-inch Steel Construction: Heavy-duty thickness provides rigid protection against impacts during storage or shipping.
- Black Powder Coat Finish: Durable coating resists rust and corrosion for long-term reliability.
- Included Gasket: Precision-cut gasket creates an airtight seal to prevent contamination.
- Mounting Hardware Included: Stainless steel bolts ensure secure attachment without additional parts needed.
- Exact B-Series Fit: CNC machined edges match Honda B16/B17/B18 cylinder head ports perfectly.
Product Notes
- Use during engine storage, transport or manifold removal to maintain head port cleanliness.
- Store exhaust manifold separately in a dry area after installation.
- Special order item. allow extra time for processing if out of stock.
Installation Notes
- Professional installation recommended.
- Clean exhaust port thoroughly before gasket placement.
- Uses factory bolt pattern. torque to 20-25 ft-lbs with provided hardware.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1988-1991 | Honda | Civic | Si/HF |
| 1988-1991 | Honda | CRX | Si |
| 1992-1995 | Honda | Civic | Si/EX |
| 1993-1997 | Honda | Del Sol | Si/VTi |
| 1996-2000 | Honda | Civic | Si |
| 1990-1993 | Acura | Integra | LS/RS |
| 1994-2001 | Acura | Integra | LS/GSR/GS/RSR/Type R |
Why Choose Moroso?
- Over 65 years of motorsports innovation since 1958.
- Built with high-grade materials for racing durability.
- Engineered in the USA for precise Honda B-Series compatibility.
Frequently Asked Questions
- Q: Will this fit B18C Type R engines in 1996-2000 Civic EM1 or 1994-2001 Integra?
A: Yes, it fits all B-Series cylinder heads including B16A/B16B, B17A, B18A/B/C variants in those vehicles. - Q: What material and finish does the plate have?
A: Made from 1/4-inch mild steel with black powder coat finish for strength and rust resistance. - Q: Is a warranty included and what about installation?
A: Backed by Moroso’s standard defect warranty. bolts on easily with included gasket and hardware but pro install advised for torque specs.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Compact protective box 6 x 6 x 0.5 inches
- Weight: 0.65 lbs





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