---
product_id: 125471976
title: "ICT Billet LSA LS9 Supercharger to Cylinder Head Bolts Kit Hold Down Rotor Housing Manifold 551937"
brand: "ict billet"
price: "VT11891"
currency: VUV
in_stock: true
reviews_count: 5
category: "Ict Billet"
url: https://www.desertcart.vu/products/125471976-ict-billet-lsa-ls9-supercharger-to-cylinder-head-bolts-kit
store_origin: VU
region: Vanuatu
---

# Grade 10.9 high-strength bolts Flanged metric bolts, no washers needed Zinc coating for corrosion resistance ICT Billet LSA LS9 Supercharger to Cylinder Head Bolts Kit Hold Down Rotor Housing Manifold 551937

**Brand:** ict billet
**Price:** VT11891
**Availability:** ✅ In Stock

## Summary

> 🔧 Bolt up your LS9 with strength and style — don’t let your build fall behind!

## Quick Answers

- **What is this?** ICT Billet LSA LS9 Supercharger to Cylinder Head Bolts Kit Hold Down Rotor Housing Manifold 551937 by ict billet
- **How much does it cost?** VT11891 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/125471976-ict-billet-lsa-ls9-supercharger-to-cylinder-head-bolts-kit)

## Best For

- ict billet enthusiasts

## Why This Product

- Trusted ict billet brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Fit:** Flanged JIS spec bolts eliminate the need for washers, streamlining installation
- • **Trusted Quality:** Highly rated with a 4.8-star average and perfect factory finish for professional-grade reliability
- • **Unmatched Strength:** Grade 10.9 alloy steel bolts engineered for heavy-duty performance
- • **Corrosion-Proof Confidence:** Zinc coating ensures long-lasting protection and prevents thread seizing
- • **Optimized for LS9 Superchargers:** Specifically designed to perfectly secure your LSA LS9 supercharger manifold

## Overview

The ICT Billet LSA LS9 Supercharger to Cylinder Head Bolts Kit (551937) features 10 high-strength Grade 10.9 alloy steel flange bolts with zinc corrosion protection. Designed specifically for LS9 supercharger manifolds, these metric M10 bolts provide a perfect, washer-free fit with a durable matte finish, ensuring reliable, long-lasting performance favored by professionals and enthusiasts alike.

## Description

Product description ICT Billet LSA LS9 Supercharger to Cylinder Head Bolts Kit Hold Down Rotor Housing Manifold 551937 About ICT Billet ICT Billet was born from a passion for LS swaps. After tackling our first swap in 2001, we saw the need for better parts and reliable information. In 2014, we launched ICT Billet to provide high-quality, American-made parts that simplify and enhance LS and LT swaps. We’re dedicated to supporting car enthusiasts with precision-engineered products, detailed installation guides, and world-class service. Thank you for choosing ICT Billet—your partner in making exceptional builds a reality. LSA & LS9 Supercharger to Cylinder Head Bolt Kit ICT Billet LSA LS9 Supercharger to Cylinder Head Bolts Kit Hold Down Rotor Housing Manifold .Made in the USA bolts.Heavy duty, high strength, grade 10.9 bolts.50mm length.All ICT Billet metric flange bolts are custom made for us, right here in the USA!! Grade 10.9, JIS head Package includes; 10 flange bolts Compatible with all GM LSA and LS9 superchargers Zinc coated for long lasting corrosion protection and prevents threads from seizing No washers needed with these flanged headed JIS spec bolts All ICT Billet metric flange bolts are custom made for us, right here in the USA Premium USA Produced Materials Our parts are crafted from premium-grade materials, sourced and produced right here in the USA. Designed by experts in our state-of-the-art facility, we use cutting-edge American-made equipment to ensure unmatched quality and durability. Exceptional Quality At ICT Billet, quality is our standard. Every part we produce is crafted with precision using advanced manufacturing technologies in our USA facility. Our commitment to excellence ensures unmatched reliability and performance for your engine swap. Innovation in Development At ICT Billet, precision is key. Using advanced technology, we laser-scan vehicles to create solid models for perfect fitment every time. Our commitment to research and development ensures our products work seamlessly from the start Proudly American Made Keeping jobs in America is our priority. We use USA-made materials, belt tensioners, metric flange bolts, pulleys, and more. Our focus on American manufacturing means reliable products you can trust. Your Complete LS Swap Shop From engine mounts to wiring, ICT Billet is your one-stop shop for LS swaps. We provide everything you need to make your swap smooth, efficient, and professional. SEMA Proud, SEMA Strong As a proud member of SEMA, we are part of an elite group of automotive manufacturers. Our dedication to quality and innovation sets us apart, delivering products you can depend on.

Review: ICT Always quality - Great quality and fit
Review: Perfect fit - Perfect fit and factory finish

## Features

- Grade 10.9 bolts
- Heavy duty, high strength
- Zinc coated for long lasting corrosion protection and prevents threads from seizing
- No washers needed with these flanged headed JIS spec bolts
- Metric flange bolts

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07KQFLSVP |
| Best Sellers Rank | #306,107 in Automotive ( See Top 100 in Automotive ) #111 in Automotive Replacement Engine Head Bolt Sets |
| Brand | ICT Billet |
| Color | Natural |
| Compatible Groove Diameter | 1E+1 Millimeters |
| Customer Reviews | 4.8 out of 5 stars 56 Reviews |
| Exterior Finish | Natural |
| Fastener Size | M10 |
| Fastener Type | Flange Bolt |
| Finish Types | Matte |
| Grade Rating | 10.9 |
| Head Style | Flange |
| Head Type | Flange |
| Item Hardness | Grade 10.9 |
| Item Weight | 0.28 Pounds |
| Manufacturer | ICT Billet |
| Manufacturer Grade | Grade 10 |
| Material | Zinc |
| Material Type | Zinc |
| Metal Type | Alloy Steel |
| Model | 551937 |
| Number Of Items | 10 |
| Number of Pieces | 10 |
| Part Number | 551937 |
| Screw Head Style | Flange |
| Screw Point Style | Flange |
| Set Name | 551937 Kit |
| Set Screw Thread Type | Metric |
| Size Name | M10 |
| Thread Class | 1A |
| Thread Coverage | Partially Threaded |
| Thread Size | M10 |
| Thread Style | Right Hand |
| Thread Type | Metric |
| UPC | 657814753280 |
| Unit Count | 1 Count |

## Product Details

- **Exterior Finish:** Natural
- **Head Style:** Flange
- **Manufacturer Grade:** Grade 10
- **Material:** Zinc
- **Thread Size:** M10

## Images

![ICT Billet LSA LS9 Supercharger to Cylinder Head Bolts Kit Hold Down Rotor Housing Manifold 551937 - Image 1](https://m.media-amazon.com/images/I/61s6rjvrDnL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ ICT Always quality
*by O***O on May 29, 2024*

Great quality and fit

### ⭐⭐⭐⭐⭐ Perfect fit
*by W***R on July 15, 2023*

Perfect fit and factory finish

### ⭐⭐⭐⭐⭐ Fit great
*by C***Y on June 26, 2023*

Torqued to spec no problem

## Frequently Bought Together

- ICT Billet LSA LS9 Supercharger to Cylinder Head Bolts Kit Hold Down Rotor Housing Manifold 551937
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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-06-06*