---
product_id: 226200449
title: "POWERGO MOTORSPORT 1100003430 Cast Manifolds 1-3/4 x 2-1/4 in. Natural Finish for LS Swap (LS1/LS2/LS6/LS7) for C10 C1500 Silverado Sierra Camaro Chevelle Nova Impala Firebird Grand Prix"
brand: "pg powergo motorsport"
price: "$1011"
currency: NZD
in_stock: true
reviews_count: 1
url: https://www.desertcart.nz/products/226200449-powergo-motorsport-1100003430-cast-manifolds-1-3-4-x-2
store_origin: NZ
region: New Zealand
---

# 1-3/4 in. primaries for max flow Tight tuck-in design for versatile LS swaps Hi-Sil Moly ductile iron for durability POWERGO MOTORSPORT 1100003430 Cast Manifolds 1-3/4 x 2-1/4 in. Natural Finish for LS Swap (LS1/LS2/LS6/LS7) for C10 C1500 Silverado Sierra Camaro Chevelle Nova Impala Firebird Grand Prix

**Brand:** pg powergo motorsport
**Price:** $1011
**Availability:** ✅ In Stock

## Summary

> 🚀 Unlock Legendary LS Power with Precision & Style!

## Quick Answers

- **What is this?** POWERGO MOTORSPORT 1100003430 Cast Manifolds 1-3/4 x 2-1/4 in. Natural Finish for LS Swap (LS1/LS2/LS6/LS7) for C10 C1500 Silverado Sierra Camaro Chevelle Nova Impala Firebird Grand Prix by pg powergo motorsport
- **How much does it cost?** $1011 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/226200449-powergo-motorsport-1100003430-cast-manifolds-1-3-4-x-2)

## Best For

- pg powergo motorsport enthusiasts

## Why This Product

- Trusted pg powergo motorsport brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lightweight Yet Sturdy:** At just 26 pounds, these manifolds balance strength and weight for improved performance and handling.
- • **Optimized Power Delivery:** Engineered to boost horsepower from idle through mid-range RPMs, unlocking your ride’s true potential.
- • **Space-Saving Tuck-In Design:** Maximizes engine bay clearance for easier installation and compatibility across multiple LS swap platforms.
- • **Rugged Durability Meets Style:** Die-cast from high silicon molybdenum ductile iron with a natural factory-style finish that resists corrosion and looks sharp.
- • **Precision Fit for Iconic LS Engines:** Seamlessly swap LS1, LS2, LS3, LS6, LS7 engines into classic muscle and trucks without compromise.

## Overview

The POWERGO MOTORSPORT 1100003430 Cast Manifolds are expertly crafted for LS engine swaps (LS1, LS2, LS3, LS6, LS7) into classic trucks and muscle cars. Featuring 1-3/4 inch primaries and 2-1/4 inch collectors, these manifolds are made from high silicon molybdenum ductile iron for superior durability and corrosion resistance. Their tight tuck-in design ensures maximum clearance and versatility, delivering enhanced horsepower from idle to mid-range RPM with a natural factory-style finish.

## Description

IMPORTANT [*] Will NOT fit LS4 engines [*] Will NOT work on standard SBC or BBC  TECH SPECS Header Type.........................Cast Manifold Primaries Diameter...............1-3/4 in. (45mm) Collector Diameter................2-1/4 in. (57mm) Material.................................Hi-Sil Moly (Ductile Iron) Finish..................................Natural

## Features

- Designed for swapping LS-based V8 engines (LS1, LS2, LS3, LS6, LS7, etc.) into older cars and truck
- Tight tuck-in design to give more clearance and flexibility, and to fit various LS swap applications
- Most efficient at providing horsepower gain from idle to mid-range RPM
- Die cast from high silicon molybdenum ductile iron to provide durability and corrosion resistance
- The as-cast finish gives the manifolds a factory style appearance

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | PowerGo Motorsport |
| Brand | PG POWERGO MOTORSPORT |
| Item Weight | 26 pounds |
| Product Dimensions | 20 x 12 x 9 inches |
| Exterior | Natural |
| Manufacturer Part Number | 1100003430 |

## Images

![POWERGO MOTORSPORT 1100003430 Cast Manifolds 1-3/4 x 2-1/4 in. Natural Finish for LS Swap (LS1/LS2/LS6/LS7) for C10 C1500 Silverado Sierra Camaro Chevelle Nova Impala Firebird Grand Prix - Image 1](https://m.media-amazon.com/images/I/71gzQ99PzXL.jpg)
![POWERGO MOTORSPORT 1100003430 Cast Manifolds 1-3/4 x 2-1/4 in. Natural Finish for LS Swap (LS1/LS2/LS6/LS7) for C10 C1500 Silverado Sierra Camaro Chevelle Nova Impala Firebird Grand Prix - Image 2](https://m.media-amazon.com/images/I/71tOIy86DvL.jpg)
![POWERGO MOTORSPORT 1100003430 Cast Manifolds 1-3/4 x 2-1/4 in. Natural Finish for LS Swap (LS1/LS2/LS6/LS7) for C10 C1500 Silverado Sierra Camaro Chevelle Nova Impala Firebird Grand Prix - Image 3](https://m.media-amazon.com/images/I/71WcZ3L8vOL.jpg)
![POWERGO MOTORSPORT 1100003430 Cast Manifolds 1-3/4 x 2-1/4 in. Natural Finish for LS Swap (LS1/LS2/LS6/LS7) for C10 C1500 Silverado Sierra Camaro Chevelle Nova Impala Firebird Grand Prix - Image 4](https://m.media-amazon.com/images/I/81Lm0v0Fx9L.jpg)
![POWERGO MOTORSPORT 1100003430 Cast Manifolds 1-3/4 x 2-1/4 in. Natural Finish for LS Swap (LS1/LS2/LS6/LS7) for C10 C1500 Silverado Sierra Camaro Chevelle Nova Impala Firebird Grand Prix - Image 5](https://m.media-amazon.com/images/I/81Ml3nxWk4L.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐ 







  
  
    Incorrect Listing
  

*by A***R on Reviewed in the United States on November 19, 2021*

The collectors are 2 1/4” not 2 1/2” like it says. Wasn’t a big problem for me. They also don’t come with gaskets and the gaskets are an odd size. Not the same gaskets you normally use on an LS. But they are also the cheapest LS headers on Amazon.

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**Shop now:** [https://www.desertcart.nz/products/226200449-powergo-motorsport-1100003430-cast-manifolds-1-3-4-x-2](https://www.desertcart.nz/products/226200449-powergo-motorsport-1100003430-cast-manifolds-1-3-4-x-2)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-17*