10 Best Performance Engine Intake Manifold Bolt Spring Kits
#1 Best Pick
ARP Bolts, Intake Manifold, 12-point Head, Chromoly, Black Oxide, For Chevrolet 305-350, 180000psi, Kit
Brand: ARP
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- Intake Manifold Stud/Bolt Kit
- Made in USA
- ARP Quality
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#2 Best Value
USA Made LS Truck Intake Manifold Bolt Kit LQ4 LQ9 LM7 4.8L 5.3L 6.0L Silverado 551400
Brand: ICT Billet
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- Made in the USA bolts
- Heavy duty, high strength, grade 10.9 bolts
- Zinc coated for long lasting corrosion protection and prevents threads from seizing
- Flanged head bolt made to JIS spec
- All ICT Billet metric flange bolts are custom made for us, right here in the USA!!
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#3 Budget Pick
TOYZFRIENDY Engine Cylinder Head Bolt Kit Intake Manifold Flap Cylinder Part Sbc Intake Manifold Bolts Engine Screw Replacement Kit Silver
Brand: TOYZFRIENDY
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- Precision engineered: automotive part, provide nice fit with manifold fasteners and replacement accessory features for easy upgrades,repairing accessory,replacement screws
- Enhanced fuel efficiency: the swirl flap parts intake efficiency, helping to reduce fuel consumption and maximize combustion response,intake manifold bolts,intake manifold screws
- Nice fit design: automotive manifold mounting screws intake manifold bolt sets ensure seamless compatibility, making this replacement accessory ideal for repair projects and upgrades,engine intake manifold bolt kit,engine cylinder head bolt kit
- Useful design: designed with repair fittings, the intake manifold bolt set, eliminating installation guesswork,auto supplies,manifold hardware
- Heat wear resistance: made from automotive part and aluminum alloy auto part components, this manifold fasteners set demonstrates outstanding durability under high temperatures,intake manifold cover,repairing part
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#4 Top Choice
M10x1.5x75mm Exhaust Bolts and Nuts Kit,Includes 2 Sets Exhaust Manifold Bolts+Exhaust Springs+Nuts+Gaskets,Auto Parts Replacement Exhaust Bolt and Spring Hardware Kit (M10x1.5)
Brand: carleef
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- Product Specification: During exhaust flange repair kit the length of the exhaust bolt is 2.9 inch, the diameter of the studs is 0.39inch, the pitch of the threads is 0.06 inch, the length of the threads is 1.35 inch, exhaust springs is 1.78 inch
- Premium Quality Carbon Steel Material: This kit is made of premium quality carbon steel material, high strength, strong and durable, not easy to aging and damage, providing you with durable and reliable performance support, so it has a long lifespan
- Support Exhaust Manifold Components: This bolt and spring hardware kit provides reliable support for your vehicle's manifold components and can be used to tightly connect ball and socket joints with a strong seal
- Wide Application: Our bolt kit is suitable for most of the car models in the market, as long as the thread size is compatible, it can be applied to a wide range of applications. And the bolts are easy and quick to install, only a few minutes to complete, will not take you too much time and effort
- Kit Package Includes: Our package contains 2pcs bolts, 2pcs springs, 2pcs nuts, and 2pcs gaskets, the quantity meets your daily use needs, and it is a must-have replacement part for your daily car repair exhaust manifold!
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#5 Popular Choice
Exhaust Manifold Stud Kit - 10 Sets M8x1.25 Double Ended 42mm Stainless Steel for Automotive Exhaust and Intake Systems
Brand: VOLSION
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- ✅ Exact Fit & Purpose: Precision M8x1.25 double-ended studs & nuts (42mm length) engineered specifically for exhaust systems, intake manifolds, and critical automotive connections.
- 🛡️ Premium 304 Stainless Steel: Superior corrosion & heat resistance ensures long-term durability, prevents rust, and withstands extreme under-hood conditions for reliable safety.
- ⚡ Double-Ended Design = Faster Installation: Easily thread from both sides for simplified alignment, quicker assembly/disassembly, and reduced frustration during repairs.
- 🔧 Built for Strength & Stability: High-strength construction offers excellent fatigue and fracture resistance, securing vital components for dependable performance.
- 🛠️ Simple Installation: Clean surface, insert stud, tighten nut with wrench/socket. Achieve secure, vibration-resistant connections quickly.
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#6 Top Pick
12pcs 551696 Exhaust Manifold Bolts, Metal Manifold Head Bolts for LS1 LS2 LS3 LSX LT Series Engines Suitable for 12617944 Exhaust Gasket (Silver)
Brand: Fukaisu
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- Package Content: You will receive 12 pieces of durable exhaust manifold header bolts with integrated flanged heads (no separate washers needed). Sufficient quantity to meet your daily use needs and replacement needs.
- Perfect Fit For LS/LT Engines: Direct replacement for OEM part 551696, these exhaust manifold bolts are specifically designed for LS Series like LS1, LS2, LS3, LSX and LT Series engines from 1997 to present.
- Premium Material: These manifold head bolts are manufactured from heavy-duty metal, providing superior tensile strength and durability to withstand extreme exhaust heat, vibration, and torque requirements.
- Suitable Size: Each exhaust manifold head bolt measures approximately 1.26in/3.2cm long, the bolt head diameter is about 0.51in/1.3cm and the bolt disc diameter is about 0.7in/1.78cm. Please check the size carefully to ensure it matches your car.
- Ideal For Engine Swaps & Repairs: Our exhaust manifold hardware are trusted by mechanics and DIY enthusiasts for LS engine swaps, performance upgrades, and routine maintenance. Perfect for replacing worn OEM bolts on LS/LT engine applications.
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#7 Top Pick
Z Whip SBC INTAKE MANIFOLD BOLT KIT HIGH STRENGTH ZINC COATED 3/8-16 BOLTS Compatible with Chevrolet V8 Small Blocks 265 283 305 327 350 383 400 1955-1995 Gen I heads
Brand: Z Whip
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- Compatible with all Chevy Small Block Oem and Most Aftermarket Intake Manifolds 265 283 305 307 327 350 383 400
- These are High Grade Zinc Coated Flange Bolts for Extra Clamping Force
- We are an AS9100D and ISO 9001:2015 Certified Manufacturer that produces aerospace parts for The Boeing Aircraft Company and The US Military. Parts we produce fly at 30,000 feet where failure is not an option. We put the same quality into every part we produce.
- When you purchase Z Whip Parts you will always get the highest quality for your vehicle that you rightfully deserve
- Includes 12ea bolts.
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#8 Top Pick
M10x1.25x75mm Exhaust Bolts and Nuts Kit,Includes 2 Sets Exhaust Manifold Bolts+Exhaust Springs+Nuts+Gaskets,Auto Parts Replacement Exhaust Bolt and Spring Hardware Kit (M10x1.25)
Brand: carleef
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- ⚒️ M10 * 1.25 Exhaust Spring Bolt & Nut Kit: The thread size of the bolt is M10 * 1.25, the total length is 75mm / 2.95 inch, and the diameter is 20.6mm / 0.81 inch. The spring length is 45mm / 1.77 inch and the diameter is 20mm / 0.79 inch. Please check the product size carefully before you buy.
- ⚒️ Premium Quality Carbon Steel Material: This kit is made of premium quality carbon steel material, high strength, strong and durable, not easy to aging and damage, providing you with durable and reliable performance support, so it has a long lifespan, and you can rest assured that you can use it.
- ⚒️ Support Exhaust Manifold Components: We are always committed to providing you with quality auto parts! This bolt and spring hardware kit provides reliable support for your vehicle's manifold components and can be used to tightly connect ball and socket joints with a strong seal.
- ⚒️ Wide Application: Our bolt kit is suitable for most of the car models in the market, as long as the thread size is compatible, it can be applied to a wide range of applications. And the bolts are easy and quick to install, only a few minutes to complete, will not take you too much time and effort.
- ⚒️ Kit Package Includes: Our package contains 2pcs bolts, 2pcs springs, 2pcs nuts, and 2pcs gaskets, the quantity meets your daily use needs, and we provide two thread size sets of M8 and M10 for your choice. It is a must-have replacement part for your daily car repair exhaust manifold!
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#9 Top Pick
GM Genuine Parts 89017368 Engine Intake Manifold Bolt Kit
Brand: GM GENUINE PARTS
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- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- GM regularly updates production and service part designs to integrate new materials and technologies
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#10 Top Pick
Leanockesa 10 Sets Exhaust Manifold Stud Kit, M8*1.25 Stainless Steel Studs, Nuts for Automotive Exhaust and Intake Systems, High Temp Resistance, Corrosion Proof, Engine Repair and Replacement Parts
Brand: Leanockesa
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- 【Exact Fit for Exhaust Manifold & Intake Systems】: Precision-engineered M8 double-ended studs (40mm length) ensure a perfect fit for exhaust manifold stud kits, intake manifolds, and critical automotive connections. No modifications needed—direct bolt-on compatibility.
- 【304 Stainless Steel – Ultimate Corrosion Resistance】: Made of premium 304 stainless steel, this exhaust manifold stud kit resists rust, heat, and chemical corrosion. Withstands extreme under-hood temperatures for long-lasting durability.
- 【Double-Ended Design for Faster Installation】: Thread both ends effortlessly to simplify alignment during exhaust manifold repairs. Saves time on assembly/disassembly while reducing thread damage risks.
- 【High-Strength Construction for Critical Safet】: Engineered to resist fatigue, fractures, and vibrations. Secures exhaust manifold stud kits tightly, preventing leaks and ensuring engine performance reliability.
- 【Simple 3-Step Installation Guide】: ① Clean surface → ② Insert stud → ③ Tighten nut with wrench. Achieve vibration-resistant connections in minutes. Ideal for DIYers and mechanics.
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