High-Performance Automotive Parts · Southern California Product Details Top Street Performance Intake Manifold 102mm for LS1 LS2 LS6 Engines Overview
The Top Street Performance Velocity intake manifold is designed for high-performance GM LS engines with cathedral port cylinder heads. Featuring a 102mm throttle body opening and velocity-stacked runners, it enhances airflow for improved engine performance. Constructed from durable TIG-welded 6061 aluminum, this manifold is engineered for street, track, and performance builds.
Key Specifications BrandTop Street Performance Manufacturer Part Number81002CA TypeIntake Manifold Material6061 Aluminum ColorSilver Anodized Throttle Body Opening102mm Compatible Engine TypesGM LS1, LS2, LS6 (Cathedral Port Heads) Items IncludedGasket, Mounting Hardware, Port O-Rings MAP Sensor BungLSA/LS9 Style (GM #12592525) Country of OriginUnited States Manufacturer Warranty3 Months Fitment and Compatibility
This intake manifold is engineered for GM LS-based engines with cathedral port cylinder heads, including LS1, LS2, and LS6 configurations. Please note the following compatibility details:
- Compatible: LS1, LS2, LS6 engines (Gen III/IV small block V8)
- Not Compatible: LS4 (without modification) and LS3/L92 (due to different port designs)
- Throttle Body: Designed for straight throttle body openings
Installation and Use Case
The Top Street Performance 102mm intake manifold is designed for high-flow applications, making it a perfect fit for street performance, track use, or engine swaps. It accommodates both naturally aspirated and forced induction setups, handling up to 25 psi of boost. Installation includes all required sealing components such as gaskets, mounting hardware, and port O-rings for a secure fit. Professional installation is recommended for optimal results.
Features and Benefits
- Fabricated Construction: Made from TIG-welded 6061 aluminum for strength and durability.
- Velocity-Stacked Runners: Improves airflow to maximize engine performance.
- 102mm Throttle Body Opening: Allows for greater airflow and enhanced power delivery.
- Comprehensive Design: Includes vacuum ports and a MAP sensor bung compatible with LSA/LS9 sensors for easy integration.
- High-Performance Finish: Silver anodized for corrosion resistance and a sleek appearance.
Key Features
- Engineered for GM LS Gen III/IV cathedral port cylinder heads, compatible with LS1, LS2, and LS6 configurations.
- Features a straight 102mm throttle body opening paired with velocity-stacked runners to maximize airflow for naturally aspirated or forced induction setups up to 25 psi.
- TIG-welded from 3.5mm T-6061 aluminum to deliver high rigidity and thermal stability for street performance and track applications.
- Includes individual port O-rings, intake gasket, and mounting hardware to ensure a sealed installation with all necessary sealing components on hand.
- Pre-installed LSA/LS9-style MAP sensor bung (GM #12592525) and integrated vacuum ports streamline wiring and hose routing during engine builds.
Frequently Asked Questions
What engines does this intake manifold fit?
This intake manifold fits GM LS-based engines with cathedral port cylinder heads, such as LS1, LS2, and LS6. It is not compatible with LS4 without modification and does not fit LS3/L92 due to different port designs.
What is the throttle body opening size?
The throttle body opening size is 102mm, designed to maximize airflow for performance applications.
What material is the intake manifold constructed from?
The intake manifold is made of 3.5mm thick T-6061 aluminum, TIG-welded for strength and durability.
Does this intake manifold come with installation components?
Yes, it includes mounting hardware, gaskets, individual port O-rings, and a MAP sensor bung for installation.
What applications is this manifold suitable for?
This manifold is designed for street performance builds, track applications, and engine swaps, supporting naturally aspirated and forced induction setups up to 25 psi.
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- Returns are accepted within 30 days from the date of delivery.
- Items must be in their original condition and include all original packaging and accessories.
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