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SKU: BXFL-00308-9
BLOX Racing SUS303 Stainless Steel Intake Manifold Stud Kit M8 x 1.25mm 55mm - 9-piece for 1988-2001 Honda Civic/Integra B-Series
This BLOX Racing stud kit replaces factory intake manifold bolts with durable stainless steel studs on Honda B-series DOHC VTEC engines. It fits 1988-2001 Civic Si/EX models, Integra GS-R/Type R, CRX Si, and Del Sol VTEC for secure manifold mounting. The 55mm length and fine threading deliver consistent clamping force to handle high-performance demands and prevent leaks.
Key Features
- SUS303 Stainless Steel: Offers high tensile strength and resists corrosion from fuels, oils, and track conditions for long-term reliability.
- M8 x 1.25mm Thread: Fine pitch provides strong grip and even torque distribution on aluminum manifolds without stripping.
- 55mm Length: Exact dimension matches B-series DOHC VTEC head-to-manifold spacing for flush installation.
- 9-Piece Kit: Complete set covers all mounting points on standard B-series intake manifolds.
- Precision Machining: CNC-crafted threads ensure smooth installation and repeatable torque values up to 22 ft-lbs.
Product Notes
- Inspect manifold and head threads for damage before installation.
- Apply anti-seize compound to studs for easy future removal.
- Packaged in protective plastic sleeve to prevent thread damage during transit.
Installation Notes
- Professional installation recommended.
- Torque studs to 15-22 ft-lbs in a crisscross pattern after manifold gasket placement.
- Compatible with OEM and aftermarket B-series intake manifolds including Skunk2, Blox, and Hybrid Racing.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1988-1991 | Honda | Civic | Si |
| 1988-1991 | Honda | CRX | Si |
| 1992-1995 | Honda | Civic | Si/EX |
| 1992-1995 | Honda | Integra | GS-R |
| 1993-1997 | Honda | Del Sol | VTEC |
| 1994-2001 | Acura | Integra | GS-R/Type R |
| 1999-2000 | Honda | Civic | Si |
Why Choose BLOX Racing?
- Established leader in Honda/Acura performance hardware since 2003.
- Uses premium SUS303 stainless steel throughout all stud kits.
- Engineered and tested for drag racing and street applications.
Frequently Asked Questions
-
Q: Will this kit fit non-VTEC B-series engines like B18B?
A: Kit is optimized for DOHC VTEC heads but works on most B-series with matching M8x1.25 threads. confirm manifold bolt pattern. -
Q: What makes SUS303 stainless steel different?
A: SUS303 grade includes sulfur for machinability while maintaining 95 ksi tensile strength and excellent rust resistance. -
Q: Is a warranty included?
A: BLOX Racing offers a one-year limited warranty against manufacturing defects with proof of purchase.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact box 6 x 4 x 1 inches
- Weight: 0.3 lbs
BLOX Racing
BLOX Racing has built a strong following in the import and sport compact community since 2003 by delivering parts that meet or exceed OEM quality standards at prices that make building accessible. Every BLOX product is designed with ISO 9001-certified manufacturing processes and subjected to rigorous testing before release, ensuring fitment and reliability that matches the performance they advertise. Popular Upgrades BLOX Racing intake manifolds and throttle bodies are popular for Honda, Acura, and other sport compact platforms, delivering improved airflow and throttle response over stock components. Suspension components including adjustable end links, sway bars, and pillow ball mounts allow precise handling tuning for street and autocross use. Engine hardware — cam gears, valve train components, and timing chain kits — rounds out the BLOX catalog for builders pushing beyond stock engine parameters. What platforms does BLOX Racing support? BLOX Racing focuses primarily on Honda, Ac...
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