Smeding Performance 255cc 11° As-Cast LS3 Cylinder Heads PAIRSmeding Performance 255cc 11 As Cast LS3 Cylinder Heads PAIR Features: 255cc Intake, 95cc Exhaust & 69cc Chambers Virgin A356 Aluminum Castings 6 Bolt Head Casting with Extra Strength Decks Advanced 11 Valve Angle for Maximum Flow & PTV Clearance 2. 165 Intake Valve 21 4N Alloy & 1. 60 Exhaust Valve 23 8N Super Alloy 0. 210" Intake Free Drop & 0. 250" Exhaust Free Drop 23 8N Alloy has the same high temp characteristics of Inconel w o the brittleness

Utilizes true mitered merge collectors to maximize exhaust velocity and scavenging

Features & Requirements

The Texas Speed & Performance Gen V DOD delete kit will allow you to remove DOD/AFM from your Gen V 6

Your Choice of TSP Hardened Chromoly 5/16" Diameter Pushrods

Part Number 25-1010/25-1020 Part Type Longtube Headers Brand Speed Engineering Vehicle 1998-2002 F-Body Camaro/Firebird Material Stainless Steel

Plug and play LS engine control

Mightymouse Solutions "Wild" Catch Can for 2014+ GM Truck (Gen V LT)

Open Load: 318 lbs

Available in 24x or 58x Reluctor

7” screen with 800 x 480 resolution measuring at 4

450" Long 5/16" OR 3/8" Diameter Pushrods

”Dished” Design with Offset Built-In