GPI 3/8? Hardened Pushrods for Gen 5 LT - 7.800" Length - T780803
High-Strength .080? Wall Pushrods for Gen 5 LT Performance Builds
For any Gen 5 LT valvetrain upgrade, installing hardened chromemoly pushrods is essential to achieving stability and reliability - especially when running aftermarket cams, stiff valve springs, or elevated RPM. GPI's 7.800" 3/8? pushrods are engineered to deliver exceptional rigidity, utilizing a .080? wall thickness and a durable one-piece design.
Each pushrod undergoes full heat-treatment for maximum durability and features drilled and chamfered oil holes to prevent stress risers and cracking. These pushrods are purpose-built to withstand the loads and harmonics generated in high performance LT engines.
Dialed-In Length for Custom LT Valvetrain Geometry
Standard Gen 5 LT engines typically use a 7.850" pushrod, but modifications such as head milling, base circle changes, lifter variations, or gasket thickness adjustments often require a shorter length. The 7.800" option is designed to help builders achieve proper preload and rocker geometry in these customized setups.
To ensure exact valvetrain measurements, GPI recommends using the Comp Cams adjustable pushrod length checker - an inexpensive, must-have tool for anyone assembling a performance LT engine.
What Determines Pushrod Length?
Many factors contribute to the required pushrod length for your LT engine, including:
- Block deck height
- Head deck height
- Head stud boss height
- Rocker arm brand/design
- Cam base circle diameter
- Lifter brand, design, or pushrod seat height
- Valve stem length
Because these values can differ from one build to another, never assume the factory 7.850? length applies. Proper measurement ensures correct lifter preload, ideal rocker sweep, and optimal valvetrain life.
Features
- 3/8? chromemoly steel construction for high strength
- .080? wall thickness for stability at high RPM
- One-piece heat-treated design
- Chamfered, drilled oil holes for reduced stress and increased durability
- Ideal for aggressive camshafts and performance LT builds
- Available in multiple lengths for custom applications
- Sold as a set of 16
Quick Specs
- Material: Chromemoly steel
- Diameter: 3/8?
- Length: 7.800"
- Wall Thickness: .080?
- Design: One-piece hardened
- Quantity: Set of 16
- Application: Gen 5 LT engines
FAQs
Why would my Gen 5 LT build need a 7.800? pushrod?
Custom valvetrain setups - such as head milling, altered cam base circles, or aftermarket lifters - often change preload requirements and call for a shorter pushrod length like 7.800".
Are these 3/8? pushrods suitable for high-RPM LT performance?
Yes. With their .080? wall, chromemoly steel construction, and heat-treated design, these pushrods provide excellent stability and durability at elevated RPM and with aggressive camshafts.
Why Buy from Beefcake Racing?
Beefcake Racing delivers top-tier LT valvetrain components backed by expert technical support. Whether you're optimizing geometry or building a complete LT performance package, our team ensures you get the right parts the first time.
Call 1-855-827-7223 or email sales@beefcakeracing.com.
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