fits model: 406, 350, 125, Dart.

( Part Type: Bolt Block )
Introducing the 31161211 Bolt, a high-performance racing component designed for 383 SHP block engines. This bolt is engineered to provide exceptional strength and reliability, making it an ideal choice for serious racers.
The bolt measures 9.025 inches in length, ensuring a secure fit in your engine block. Its thread diameter is 0.406 inches, which is compatible with most racing engines. The bolt is made from high-quality steel, ensuring durability and resistance to fatigue under high-stress conditions.
The bolt's head diameter is 350 inches, providing a large contact area with the engine block. This design enhances the bolt's load-bearing capacity, ensuring maximum performance and reliability. The head is also designed to provide easy torque application, making installation a breeze.
The 31161211 Bolt is specifically designed for racing applications, with a race dart thread pattern. This thread pattern ensures a tight seal between the bolt and the engine block, preventing oil leaks and ensuring the engine runs smoothly.
In summary, the 31161211 Bolt is a high-quality, high-performance racing component that is designed to provide exceptional strength, reliability, and performance. Its large thread diameter, durable steel construction, and race dart thread pattern make it an ideal choice for serious racers looking to get the most out of their engines.
Pros of buying a 31161211 bolt 9.025 383 shp block 406 race dart 350 4.125:1. High-quality materials: The block is made of 406 forged aluminum, which is known for its strength and durability. The bolt is made of high-strength steel, and the dart is made of a heat-treated steel alloy. These materials ensure that the engine components can withstand high heat and stress, making them suitable for race applications.
2. Precision machining: The block, bolt, and dart are all precision-machined to ensure a perfect fit and precise tolerances. This leads to improved engine performance, better fuel efficiency, and reduced wear and tear on the engine components.
3. Race-proven design: The 31161211 bolt 9.025 383 shp block 406 race dart 350 4.125 is a popular choice among racers due to its proven performance in competition. It has been designed to provide maximum power and torque, making it ideal for high-performance applications.
Cons of buying a 31161211 bolt 9.025 383 shp block 406 race dart 350 4.125:1. Expensive: The 31161211 bolt 9.025 383 shp block 406 race dart 350 4.125 is a high-performance engine component, and as such, it is quite expensive. It may not be within everyone's budget, especially if they are building a race engine from scratch.
2. Limited availability: The 31161211 bolt 9.025 383 shp block 406 race dart 350 4.125 is a specialized engine component, and as such, it may not be widely available. This could lead to longer lead times or higher shipping costs if the component needs to be ordered from a specialist supplier.
In conclusion, the 31161211 bolt 9.025 383 shp block 406 race dart 350 4.125 is a high-quality, precision-machined engine component that is popular among racers due to its proven performance. However, it is also expensive and may not be widely available, which could be a drawback for some buyers. If you are building a high-performance engine and have the budget, then this component could be a good investment. However, if you are looking for a more affordable option, then you may want to consider other engine components that offer similar performance but at a lower price point.
Uses stock stamped steel or plastic timing cover.
Siamese bores 4.
125 bore for 350, 406 and 383 striker applications Dart NP blind head bolt holes don't go through to water jacket unfinished. Priority main oiling system directs oil to main bearings first for more dependable lubrication.
Extra thick decks ensure reliable head gasket seal.
Ready to go into your engine today, skip the BS and order from a stocking dealer. Residential delivery is.
Splayed outer bolts on middle main bearing caps prevent cracks.
Not drop shipped, not back ordered. Ad performance Dart sbc 350 shp 4 bolt cap race block, 9.
Features brand new precision machined cast iron block.
Uses stock oil pan and dipstick.
Provisions for OE stock roller lifters and cams. Clearance for stroke with steel rods.