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Texas Speed & Performance 376 CID Gen 5 LT1 Long-Block Cadillac | Chevrolet | GMC 1997-2018
$13627.98
All Texas Speed & Performance 376 CID LT1 engines are now priced with TSP providing a new engine block. There is no core fee or core exhange for the price listed!

All TSP 376 CID LT1 engines will come standard with your choice of a Callies Magnum wet-sump or dry-sump crankshaft, Texas Speed & Performance 6.125" H-Beam connecting rods with ARP 2000 Bolts, and TSP/Mahle proprietary forged pistons and rings. We do offer upgrades, which can be found in the drop-down menus listed. Any TSP 376 LT1 will use a 4.070" bore piston set, unless otherwise noted. Custom builds are available. We offer multiple brands of connecting rods and crankshafts to suit any type of application. All engines will ship via truck freight, so if are purchasing online the shipping costs listed will NOT be correct! We will contact you with a shipping cost after your order has been placed. All prices listed do not include the applicable shipping costs! We also offer an expedite service to have your engine built and ready to ship in as little as five business days! The build time will vary according to parts availability. Give us a call for more information!

All TSP gen 5 LT1 engines will come standard with an ARP main stud kit. GM has had problems with the main caps moving in the gen 5 LT1 block, so we require all of our gen 5 LT1 engines to get the ARP main stud kit to help alleviate any possible issues with this. Also, we will assume that you will be removing the AFM/DOD system with your engine. As such, we will automatically plug the AFM/DOD stacks in the valley of your block during the machining process. If you plan to retain the AFM/DOD feature, please let us know so we can modify your build appropriately.

All TSP engines will include 12 quarts of break-in oil for no additional cost. Proper break-in oil and procedures for your engine are just as important as the build process! The break-in oil allows for proper ring sealing against the cylinder walls upon start-up, as well as for the break-in period once the engine is up and running. Most off-the-shelf engine oils do not have the necessary ZDDP additives to allow for proper break-in of a new engine, and we want to take every precaution possible to ensure that your new TSP engine receives a proper break-in! We also offer Driven Racing oil for your new engine once your break-in is complete. We recommend using the HR2 conventional non-synthetic.



Features:
  • Our TSP 376 CID LT1 long-block includes everything in our short-block package plus the following parts that are installed on the engine:
    • Precision Race Components (PRC) CNC-Ported GM LT1 Cylinder Heads with PRC EHT .675" Dual Valve Spring Kit
    • Your Choice of TSP LT1 VVT Camshaft
    • New GM Timing Set
    • Johnson 2110R Lifters
    • TSP Hardened Chromoly Pushrods
      GM Cylinder Head Bolts & GM MLS Head Gaskets
    • New GM Wet Sump or Dry Sump Oil Pump
    • AFM/DOD Stacks Plugged
    • Other Items Included: Lifter Trays with Bolts, Camshaft Retainer Plate with Bolts, GM Balancer Bolt, & Cylinder Head Dowel Pins


Fitment:
  • Cadillac Escalade 2015-2019
  • Chevrolet Camaro 2016-2021
  • Chevrolet Corvette 2014-2019
  • Chevrolet Silverado 1500 2014-2022
  • Chevrolet Suburban 2015-2022
  • Chevrolet Tahoe 2015-2022
  • GMC Sierra 1500 2014-2022
  • GMC Yukon 2015-2022
Note:
  • Competition Use Only, Not Legal for Road Use
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Vehicle
2015-2019
Cadillac Escalade
2016-2021
Chevrolet Camaro
2014-2019
Chevrolet Corvette Stingray
2014-2022
Chevrolet Silverado 1500
2015-2022
Chevrolet Suburban
2015-2022
Chevrolet Tahoe
2014-2022
GMC Sierra
2015-2022
GMC Yukon

Texas Speed & Performance Banner

ABOUT TEXAS SPEED AND PERFORMANCE

Texas Speed and Performance began as a small business in 2003. Texas Speed and Performance is situated in Georgetown, Texas, and is a leader in the LSx sector. Texas Speed & Performance has quickly established itself as one of the largest performance makers and retailers of premium LSX and LT1 packages in the United States. Texas Speed and Performance founders, Trevor Doelling and Jason Magnum, have a combined 30+ years of experience in the high-efficiency sector and are constantly striving to research and manufacture the highest quality performance goods for your car. This is accomplished by putting their products through their paces on their in-house futuristic super flow engine dyno. Texas Speed and Performance components can be found in some of the fastest street and competition automobiles in the country.

WHY CHOOSE TEXAS SPEED AND PERFORMANCE?

Texas Speed and Performance provides all levels of aftermarket performance products from LSx and 2014+ 6.2L LT1/LT4 performance parts, aftermarket cast cylinder heads, basic air induction exhaust, camshafts, stroker engines and in-house machining of all their engines. They are one of the largest LSx and 2014+ 6.2L LT1/LT4 specific shops in the country. Owing to their in-house cylinder head manufacturing, engine assembly, and camshaft grinding facility, they assist customers with all of their high-performance LSx and 2014+ 6.2L LT1/LT4 needs and requirements.

TEXAS SPEED AND PERFORMANCE PRODUCT LINE

Texas Speed and Performance Exhaust offers camshafts, short and long blocks, turn-key engines, valvetrain, crankshafts, rods, and aftermarket cylinder heads.

VIVID RACING-TEXAS SPEED AND PERFORMANCE

The Texas Speed and Performance products at Vivid Racing include the Texas Speed and Performance Stage 4.2 LS7 Camshaft Chevrolet Camaro, Corvette 2006-2015, which has fitment for the Chevrolet Camaro 2012-2015 and Chevrolet Corvette 2006-2013 models.

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