E1840P Camshaft Lifters Pushrods Kit with Valve Springs

This aftermarket E1840P Camshaft Lifters Pushrods Kit is designed forcompatible GM LS-Series engine builds using a 3-bolt, non-AFM/DOD valve-train configuration.

The package includes one E1840P Sloppy Stage 2 hydraulic roller camshaft,16 hydraulic roller lifters, 16 single beehive valve springs and 16 7.400-inch chromoly pushrods for performance projects where the related valve-train components are upgraded during the same engine teardown.

The camshaft features .585-inch intake and exhaust lift, 228°/230°duration at .050-inch lift, a 112° lobe separation angle and a 108° intake centerline.

Product Features

• Includes one E1840P hydraulic roller camshaft for compatible GM LS performance engine builds.
• Features .585" intake and exhaust valve lift, 228°/230° duration at .050", a 112° lobe separation angle and a 108° intake centerline.
• Includes a complete 16-piece hydraulic roller lifter set for compatible non-AFM/DOD valve-train applications.
• Includes 16 single beehive valve springs with a listed 1.800-inch installed height and 130-pound installed load.
• Includes 16 pushrods with a listed 5/16-inch diameter, 7.400-inch length and .080" wall thickness.
• Designed for compatible GM LS engine builds using a 3-bolt cam sprocket without factory AFM/DOD operation.

Item Includes

All components shown in the product images are included

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OEM Numbers

These OEM reference numbers are used for identification and fitment purposes.

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⚠️IMPORTANT
Please double-check your vehicle’s year, engine type, and part number before purchasing.
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• Part Type Stage 2 Hydraulic Roller Camshaft, Valve Spring, Lifter & Pushrod Kit
• Fitment Type Performance Upgrade
• Condition New
• Warranty 1 Year
• Position Engine Valve Train
• Placement Internal Engine
• Material Steel / 4130 Chromoly Steel, varies by component
• Engine Type GM Chevy LS1 Series
• Compatibility Compatible 3-Bolt Non-AFM / Non-DOD LS-Series Engines
• Camshaft Reference E-1840-P
• Camshaft Type Hydraulic Roller
• Cam Gear Attachment 3-Bolt
• RPM Range 2200–5400 RPM
• Intake Duration @ .050" 228°
• Exhaust Duration @ .050" 230°
• Intake Valve Lift .585"
• Exhaust Valve Lift .585"
• Lobe Separation Angle 112°
• Intake Centerline 108°
• Advertised Intake Duration 283°
• Advertised Exhaust Duration 286°
• Valve Spring Type Single Beehive
• Valve Springs per Valve Single
• Outside Diameter of Outer Spring 1.290 in.
• Inside Diameter of Outer Spring 0.885 in.
• Installed Height 1.800"
• Installed Load 130 lbs
• Open Height 1.175"
• Open Load 318 lbs
• Spring Rate 313 lbs/in.
• Coil Bind Height 1.140 in.
• Lifter Type Hydraulic Roller Lifters
• Lifter Quantity 16, confirm final package
• Pushrod Diameter 5/16"
• Pushrod Length 7.400"
• Pushrod Wall Thickness .080"
• Pushrod Material 4130 Chromoly Steel
• Application Type Stage 2 Camshaft and Valve-Train Upgrade
• AFM/DOD Compatibility Not for AFM/DOD-equipped engines
• VVT Compatibility Confirm application-specific requirements before installation