SKU: 135-3703 | UPC: 672036002312
ARP BB Chevy w/ Iron and Alum Dart Heads 12pt HBK – 1965-1996 Big Block Chevy
ARP 135-3703 head stud kit secures Dart iron and aluminum cylinder heads on Big Block Chevy 396-454 Mark IV engines. This Pro Series kit uses custom-length ARP2000 studs and 12-point nuts to clamp heads firmly and maintain gasket seal under extreme cylinder pressures high RPM and boost. Perfect for street strip racing and performance builds needing reliable head fastening.
Key Features
- ARP2000 Alloy Studs: 200000 psi tensile strength handles extreme combustion loads without stretching or fatigue failure
- Custom Stud Lengths: 10 studs at 7.800 inch UHL 2 at 8.500 inch UHL engineered for precise fit on Dart Platinum Pro 1 Pro 2 heads
- 12-Point Nuts: Chrome moly steel with full 12-point contact for precise torquing and consistent preload
- Hardened Washers: 12 parallel ground washers evenly distribute clamping load on heads and blocks
- Complete Hardware: Includes all studs nuts washers for one full cylinder head installation on BBC
Product Notes
- Designed exclusively for Dart iron and aluminum heads on BBC Mark IV blocks
- Torque to ARP specs with ARP moly or Ultra-Torque lubricant for best results
- Box dimensions 12 x 8 x 2 inches shipping weight 5.1 lbs
Installation Notes
- Professional installation recommended.
- Clean threads thoroughly and chase with ARP thread chaser tool
- Fits Mark IV BBC blocks compatible with aftermarket head studs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1967-1969 | Chevrolet | Camaro | 396 427 454 w/ Dart Heads |
| 1964-1972 | Chevrolet | Chevelle | 396 402 427 454 w/ Dart Heads |
| 1963-1982 | Chevrolet | Corvette | 396 427 454 w/ Dart Heads |
| 1964-1976 | Chevrolet | Impala | 396 427 454 w/ Dart Heads |
| 1968-1979 | Chevrolet | Nova | 396 402 w/ Dart Heads |
| 1967-1987 | Chevrolet | C10 Pickup | 396 427 454 w/ Dart Heads |
| 1965-1996 | Chevrolet | Big Block Engines | 396-454 Mark IV w/ Dart Heads |
Why Choose ARP?
- Trusted by NHRA Top Fuel and Pro Stock teams for decades
- USA-made with rigorous quality control and heat treatment
- Precision machined threads resist galling and ensure repeatability
Frequently Asked Questions
- Q: Which Dart heads does this kit fit?
A: Fits Dart iron and aluminum heads including Platinum series Pro 1 and Pro 2 on Big Block Chevy 396-454 blocks - Q: What material and strength rating?
A: ARP2000 alloy steel studs rated at 200000 psi tensile strength with 12-point chrome moly nuts - Q: Are torque specs and instructions included?
A: Yes kit includes detailed sheet with torque values stretch specs and lube recommendations
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Sturdy ARP box 12 x 8 x 2 inches
- Weight: 5.1 lbs
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