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SKU: 151-4202 | UPC: 672036003388
ARP Cylinder Head Stud Kit for Ford 2300cc Pinto 1974-1980
ARP 151-4202 cylinder head stud kit delivers precise clamping for Ford 2.3L Pinto engines in vehicles like 1974-1980 Pinto, 1974-1978 Mustang II, and 1975-1980 Mercury Bobcat. These studs use 8740 chrome moly alloy heat-treated to 190,000 PSI for consistent performance under extreme loads. Thread rolling after heat treatment boosts fatigue strength by 2000% over pre-heat methods used by others.
Key Features
- 8740 Chrome Moly Material: Heat-treated to 190,000 PSI tensile strength ensures reliable head sealing in competition builds
- Centerless Ground: Provides concentric precision so heads and gaskets align perfectly without binding
- Post-Heat Thread Rolling: Increases fatigue resistance 2000% for longer life in high-stress racing applications
- Undercut Studs: Equalizes stretch on shorter studs for uniform clamping force and gasket compression control
- Black Oxide Finish, USA Made: Resists corrosion with ARP quality stamp on every stud
Product Notes
- Designed for professional engine builds. verify torque specs in ARP instructions
- Use ARP Ultra-Torque fastener lubricant during assembly for accurate torque
- Packed in protective ARP box for safe transit
Installation Notes
- Professional installation recommended.
- Chase cylinder block threads with ARP thread chaser before install
- Compatible with MLS or composite head gaskets. torque in sequence per ARP guidelines
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1974-1980 | Ford | Pinto | 2.3L |
| 1974-1978 | Ford | Mustang II | 2.3L |
| 1975-1980 | Mercury | Bobcat | 2.3L |
Why Choose ARP?
- Relied on by top professional engine builders for all-out competition powerplants
- Proven fatigue strength and clamping consistency in racing
- Manufactured to exact tolerances for flawless head installation
Frequently Asked Questions
-
Q: Will this kit fit 1983 Ford Ranger 2.3L engines?
A: ARP 151-4202 is confirmed for 1974-1980 Pinto, 1974-1978 Mustang II, and 1975-1980 Bobcat 2.3L. check ARP catalog for later Ranger variants -
Q: What is the material and strength rating?
A: Premium 8740 chrome moly alloy heat-treated to 190,000 PSI tensile strength with black oxide finish -
Q: What is the ARP warranty policy?
A: ARP offers a warranty against manufacturing defects when installed and torqued per instructions
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: ARP box 8 x 6 x 2.5 inches
- Weight: 2.1 lbs
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