CHE PRECISION CHE-3770-SM Shaft Mount Trunnion Rectangle Lsa Kit Port 6.2L 6.0 L99 L76 L77 L92 L96

( Brand: Che Precision ), ( Manufacturer Part Number: CHE-3770-SM ), ( Type: Rocker Arm Trunnion Upgrade Kit ), ( Items Included: Trunnion Shafts, Bushings, C-clips ), ( Material: Steel, Bronze ), ( Country/region Of Manufacture: United States ), ( Performance Part: Yes )

Review CHE PRECISION Shaft Mount Trunnion Kit Rectangle Port 6.2l 6.0 L99 L76 Lsa L77 L92 L96 fits LS3

The Chevrolet Precision 3770-SM LS3 Shaft Mount Trunnion Kit is a high-performance accessory designed specifically for use with the LS3 engine in Chevrolet applications, including those with rectangular port sizes of 6.2 liters, 6.0 liters, L99, L76, LSA, L77, L92, and L96 engines. This trunnion kit is an essential upgrade for any serious enthusiast or professional mechanic looking to optimize the performance of their engine.

The 3770-SM LS3 Shaft Mount Trunnion Kit is meticulously engineered to provide improved power delivery, increased durability, and enhanced engine stability. It features a robust, forged steel construction that ensures strength and reliability, even under the most demanding conditions. The trunnion design allows for precise alignment of the crankshaft and camshaft, reducing friction and improving engine efficiency.

This trunnion kit comes with a shaft mount design, making it easy to install and compatible with a wide range of applications. The kit includes all necessary hardware, including bolts and seals, for a seamless installation process. The precision machined surfaces ensure a perfect fit, while the high-quality materials ensure a long lifespan.

The rectangular port design of the trunnion kit is a significant upgrade from the stock design, allowing for increased flow and better breathing of the engine. This results in improved power output, better throttle response, and increased engine efficiency. The port design also allows for easy access to the engine for maintenance and tuning, making it a popular choice among professional racers and enthusiasts.

The Chevrolet Precision 3770-SM LS3 Shaft Mount Trunnion Kit is backed by a strong reputation for quality and performance. It is manufactured to meet or exceed OEM specifications, ensuring a perfect fit and optimal performance. The kit is also covered by a comprehensive warranty, giving you peace of mind and confidence in your purchase.

In summary, the Chevrolet Precision 3770-SM LS3 Shaft Mount Trunnion Kit is a high-performance accessory designed for use with LS3 engines in Chevrolet applications. It features a robust, forged steel construction, precise alignment, and a rectangular port design for improved flow and power output. The kit is easy to install, backed by a strong reputation for quality and performance, and comes with a comprehensive warranty for added peace of mind.

Buying the Che Performa-Trak Che-3770-LSM LS3 Shaft Mount Trunnion Kit: A Detailed Analysis

The Che-3770-LSM LS3 Shaft Mount Trunnion Kit by Che Performa-Trak is a popular aftermarket option for those looking to upgrade their GM LS-series engines. This kit is designed to provide improved engine positioning and better alignment, leading to enhanced performance and durability. In this analysis, we will delve into the key pros and cons of investing in this particular trunnion kit.

1. Improved Engine Positioning: The Che-3770-LSM LS3 Shaft Mount Trunnion Kit is specifically designed to provide better engine positioning, which can lead to improved power delivery and overall engine performance.

2. Enhanced Durability: The trunnion kit is built using high-quality materials, ensuring that it can withstand the rigors of high-performance applications. This can save you money in the long run by reducing the need for costly engine repairs or replacements.

3. Easy Installation: The kit comes with clear installation instructions and all necessary hardware, making it a relatively straightforward process for even the most novice of engine builders.

4. Versatility: The Che-3770-LSM LS3 Shaft Mount Trunnion Kit is compatible with a range of LS-series engines, including those found in the 6.2L, 6.0L, L99, L76, LSA, L77, and L92 models.

1. Cost: The Che-3770-LSM LS3 Shaft Mount Trunnion Kit is not an inexpensive upgrade. Those on a tight budget may be deterred from making the investment.

2. Requires Engine Removal: Installing the trunnion kit requires removing the engine from the vehicle, which can be a time-consuming and labor-intensive process.

3. Not Suitable for Stock Engines: This trunnion kit is primarily intended for high-performance applications, and may not provide any significant benefits for those with stock engines.

The Che-3770-LSM LS3 Shaft Mount Trunnion Kit by Che Performa-Trak is an excellent investment for those looking to maximize the performance and durability of their high-performance LS-series engine. While it comes with a higher price tag and requires engine removal for installation, the benefits it provides, such as improved engine positioning and enhanced durability, make it a worthwhile investment for those who demand the best from their engine setup.

If you're building a high-performance LS-series engine and are looking to make every component count, the Che-3770-LSM LS3 Shaft Mount Trunnion Kit by Che Performa-Trak is a solid choice. Its robust design, ease of installation, and compatibility with a wide range of engines make it a popular option among engine builders seeking top-tier performance. However, if you're working with a stock engine or have a limited budget, you may want to consider alternative options.

Details:

Unlike traditional shaft mount trunnion designs, CHE Precision's kit system keeps the valve train harmonics isolated to only one cylinder. The shaft system minimizes rocker arm movement, which reduces valve train deflection and provides more consistent actuation improved stability. Fits 2007 Later 6.2L 6.0L Rectangle Port LS Engines LS3 L99 L76 L96 L92 LSA LY6. CHE Precision LS3 Rectangle Port Shaft Mount Trunnion Kit.

Rocker Arm Bodies Not Included. This kit features a full floating bushing, designed to reduce wear and increase longevity compared non-floating designs. Fits: LS3 L99 L76 L77 L92 LY6 L9H L94 L96 LSA. Will not work with some aftermarket cylinder heads that have revised valve angles or locations.

For use with standard valve location heads only. Includes 8 shaft trunnion, 32 full floating bronze bushings, and 33 snap rings. Ideal for supercharged, ultimate street, marine, and all other high power applications, this kit enhances overall operational efficiency contributes to the smooth functioning of your valve train. Manufactured using advanced materials and cutting-edge technology, this kit is built to withstand significantly high load applications.

The shaft kit system minimizes rocker arm movement, which reduces valve train deflection and provides more consistent actuation improved stability. CHE Precision's Shaft Mount Trunnion Kit is a high-quality, Precision-engineered kit designed to ensure utmost rigidity and optimal performance of your valve train.

part #: che3770 prices

• $389.99-$467.37

specifications rockeareng:

• for models: Ls3
• brand: Che Precision
• mpn: Che-3770-sm
• type: Rocker Arm Trunnion Upgrade Kit
• items included: Trunnion Shafts, Bushings, C-clips
• material: Steel, Bronze
• country/region of manufacture: United States
• performance part: Yes

returns rockeareng:

• time: 30 Days
• paid by: Buyer
• policy: Returns Accepted

general rockeareng:

• condition: New
• Engines Engine Parts > Valvetrain Components > Rocker Arms Parts

seller rockeareng:

• rating: 99.6%
• # reviews: 23482
• city: Niles, Michigan

offer rockeareng:

• started: June 24, 2025
• availability: In Stock
• sold: 0
• options: Ship-to-home

shipping rockeareng:

• service: USPS First Class, Expedited
• type: Fixed
• carrier: USPS
• transit: 3-7 Days
• class: Standard, Expedited
• cost: $0.00

payments rockeareng:

• credit card: Visa
• other
• wallet: Paypal

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