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SKU: 301-8350 | UPC: 672036039516
ARP M10x1.25 Sml Clr/Low Head 12PT Nut Kit 8740 Chrome Moly Black for Honda K/B-Series - 10 PK
ARP M10x1.25 small clearance low head 12-point nut kit in 8740 chrome moly with black oxide finish delivers precise clamping for performance engine builds. Fits Honda K20 K24 B16 B18 connecting rod bolts and main studs in Civic RSX Integra models. Provides fatigue resistance and consistent preload under high stress for street and track use.
Key Features
- 8740 Chrome Moly Steel: High-tensile strength handles extreme cylinder pressures in boosted and naturally aspirated engines
- Black Oxide Finish: Reduces galling and corrosion while improving fastener lubrication during assembly
- 12-Point Head Design: Secure wrench engagement prevents rounding and allows high torque application
- Small Clearance Low Head: Fits tight rod cap and stud locations without interference in compact engine bays
- Matched 10-Pack Kit: Exact OEM replacement for ARP rod bolt kits like 208-6302 208-5403 with proven durability
Product Notes
- Thread pitch M10x1.25 matches Honda K-series B-series ARP rod bolts and accessory studs
- Torque to ARP specifications after break-in using moly or Ultra-Torque lubricant
- Packaged in protective bag for clean storage and easy inventory
Installation Notes
- Professional installation recommended.
- Clean all threads and apply ARP Ultra-Torque lubricant for accurate preload
- Compatible with ARP Pro Series studs and bolts in rod and main applications
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2006 | Acura | RSX | Type-S (K20A2 K20A3) |
| 2006-2011 | Honda | Civic | Si (K20Z3) |
| 2004-2008 | Acura | TSX | Base (K24A2) |
| 1994-2001 | Acura | Integra | GSR Type R (B18C1 B18C5) |
| 1988-2000 | Honda | Civic | Si EX (B16A2 D16Z6 B18C) |
| 1992-1995 | Honda | Del Sol | VTEC (B16A2) |
Why Choose ARP?
- ARP fasteners power wins in NHRA drag racing and SCCA road racing
- Extensive testing ensures clamp load retention beyond factory hardware
- Precision machining from premium alloys for repeatable performance
Frequently Asked Questions
-
Q: Does this kit fit Honda K20 connecting rod bolts?
A: Yes ARP 301-8350 nuts match M10x1.25 threads on ARP 208-6302 K20 rod bolt kits used in RSX Civic Si engines -
Q: What material and finish are these nuts?
A: Forged 8740 chrome moly steel with black oxide coating for strength corrosion resistance and low friction -
Q: What torque specs apply during installation?
A: Follow ARP guidelines 60-75 ft-lbs with Ultra-Torque lube re-torque after 500 miles or heat cycles
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective plastic bag in cardboard sleeve 4 x 3 x 1 inches
- Weight: 0.10 lbs
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