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Thank you for choosing Chevrolet Performance Parts as your high performance source. Chevrolet Performance Parts is
committed to providing proven, innovative performance technology that is truly.... more than just power. Chevrolet Performance
Parts are engineered, developed and tested to exceed your expectations for fit and function. Please refer to our catalog for the
Chevrolet Performance Parts Authorized Center nearest you or visit our website at www.chevroletperformance.com.
This publication provides general information on components and procedures which may be useful when installing or servicing
your crate engine. Please read this entire publication before starting work.
This crate engine is assembled using brand new, premium quality components. It is based off of the Chevrolet Generation V
LT1 Series architecture, and utilize such modern technologies as individual ignition coil per cylinder and direct fuel injection.
Due to the wide range of small block applications, if you are retrofitting a previous small block application, you may encounter
installation differences between your crate engine assembly and the previous version. These differences may require
modifications or additional components not included with the engine, including cooling, fuel, electrical, and exhaust systems.
Some fabrication work may be required.
The LT1 crate engine require an engine control system which is available from your Chevrolet Performance Parts dealer.
Check with your dealer or on
It is not the intent of these specifications to replace the comprehensive and detailed service practices explained in the
Chevrolet service manuals. For information about warranty coverage, please contact your local Chevrolet Performance Parts
dealer.
Observe all safety precautions and warnings in the service manuals when installing a crate engine in any vehicle. Wear eye
protection and appropriate protective clothing. When working under or around the vehicle support it securely with jack stands.
Use only the proper tools. Exercise extreme caution when working with flammable, corrosive, and hazardous liquids and
materials. Some procedures require special equipment and skills. If you do not have the appropriate training, expertise, and
tools to perform any part of this conversion safely, this work should be done by a professional.
This publication is intended to provide information about this crate engine and related components. This manual also describes
procedures and modifications that may be useful during the installation of an LT1 crate engine. It is not intended to replace the
comprehensive service manuals and parts catalogs which cover Chevrolet Performance engines and components. Rather,
it is designed to provide supplemental information in areas of interest to "do-it-yourself" enthusiasts and mechanics. This
publication pertains to engines and vehicles which are used off the public highways except where specifically noted otherwise.
Legal and Emissions Information
Federal law restricts the removal of any part of a federally required emission control system on motor vehicles.
Further, many states have enacted laws which prohibit tampering with or modifying any required emission or noise
control system. Vehicles which are not operated on public highways are generally exempt from most regulations, as
are some special interest and pre-emission vehicles. The reader is strongly urged to check all applicable local and
state laws. Many of the parts described or listed in this manual are merchandised for off-highway application only, and
are tagged with the "Special Parts Notice" reproduced here:
Special Parts Notice
This part has been specifically designed for Off-Highway application only. Since the installation of this part may either
impair your vehicle's emission control performance or be uncertified under current Motor Vehicle Safety Standards, it
should not be installed in a vehicle used on any street or highway. Additionally, any such application could adversely
affect the warranty coverage of such an on-street or highway vehicle.
Performance Parts LT1 Engine
TITLE
ALL INFORMATION WITHIN ABOVE BORDER TO BE PRINTED EXACTLY AS SHOWN ON 8 1/2 x 11
WHITE 16 POUND BOND PAPER. PRINT ON BOTH SIDES, EXCLUDING TEMPLATES.
TO BE UNITIZED IN ACCORDANCE WITH GM SPECIFICATIONS.
www.chevroletperformance.com
for the control system packages that are currently available.
19328729
PART NO.
DATE
03JN14
Initial Release - Rocko Parker
13MY16
Revision - Rocko Parker
1
SHEET
REVISION
33
OF
AUTH
N/A
N/A
Publicité
Manuels Connexes pour Chevrolet Performance LT1
Sommaire des Matières pour Chevrolet Performance LT1
- Page 1 This publication is intended to provide information about this crate engine and related components. This manual also describes procedures and modifications that may be useful during the installation of an LT1 crate engine. It is not intended to replace the comprehensive service manuals and parts catalogs which cover Chevrolet Performance engines and components.
- Page 2 Performance engine control kit. A returnless fuel system reduces the internal temperature of the fuel tank by controlling the speed of the fuel pump and not returning hot fuel from the engine to the fuel tank. If using the Chevrolet Performance engine control kit, a pulse width modulation capable fuel pump that delivers 500 kPa (72psi) at 45 gallons per hour is required.
- Page 3 The variable pressure/flow oil pump must be controlled by the ECM in order to maintain proper lubrication and minimize excessive oil delivery to the cylinder heads and PCV system. There are several devices on the LT1 that use oil pressure to maintain proper functionality.
- Page 4 The oil tank inlet port is used to supply scavenged oil from the engine to the storage tank. The oil tank outlet port is used to supply non-aerated oil from the storage tank to the engine. Chevrolet Performance parts oil adaptor kit part number 25534412 can be used to convert to AN-12 fittings.
- Page 5 CYLINDER HEAD AIR BLEED PUMP INLET Hose 22768503 can be purchase to obtain the heater inlet/outlet quick connects, when creating a custom installation (Figure 3). Fig. 3 HEATER HOSE ASSEMBLY 19328729 Performance Parts LT1 Engine TITLE PART NO. SHEET DATE REVISION AUTH ALL INFORMATION WITHIN ABOVE BORDER TO BE PRINTED EXACTLY AS SHOWN ON 8 1/2 x 11 WHITE 16 POUND BOND PAPER.
- Page 6 12630766 Bolt-oil plate 11562426 Fig. 5 BLOCK COOLANT PLUG TRANSFER PLATE BOLTS 19328729 Performance Parts LT1 Engine TITLE PART NO. SHEET DATE REVISION AUTH ALL INFORMATION WITHIN ABOVE BORDER TO BE PRINTED EXACTLY AS SHOWN ON 8 1/2 x 11 WHITE 16 POUND BOND PAPER.
- Page 7 A worn or misaligned pilot bearing can cause shifting problems and rapid clutch wear. There are two different Chevrolet pilot bearings for the LT1. 14061685 is for a long input shaft transmission and 12557583 is for a short input shaft transmission.
- Page 8 Starter Motor A starter motor is not provided with the engine. The following parts are designed for the LT1 starting system (Figure 7). ITEM DESCRIPTION PART NUMBER QUANTITY Shield-starter motor 12656132 Starter motor 12619241 Bolt-starter motor 11610787 Bolt-heat shield 11588711 Fig.
- Page 9 Evaporative Emissions Valve The evaporative emissions system can be used with the Chevrolet Performance engine control kit, but is not required for proper engine operation. This port must be either plugged or connected to a vapor canister. (Figure 9). Fig. 9...
- Page 10 12. Change the oil and filter. Again, inspect the oil and oil filter for any foreign particles to ensure that the engine is functioning properly. Fig. 11 PORT FOR OIL PRESSURE PRESSURE 19328729 Performance Parts LT1 Engine TITLE PART NO. SHEET DATE...
- Page 11 Spark Plug Gap: ..................0.037–0.043” (0.95–1.10 mm) Firing Order: ....................1-8-7-2-6-5-4-3 Information may vary with application. All specifications listed are based on the latest production information available at the time of printing. 19328729 Performance Parts LT1 Engine TITLE PART NO. SHEET DATE...
- Page 12 Performance Parts s'est engagée à offrir une technologie de rendement éprouvée et novatrice qui est réellement... beaucoup plus que de la puissance. Les pièces de Chevrolet Performance Parts ont été conçues, élaborées et mises à l'essai de manière à dépasser vos attentes de réglage précis et de fonction. Veuillez vous reporter à notre catalogue pour connaître le centre Chevrolet Performance Parts autorisé...
- Page 13 (poids du véhicule, dimension des pneus, rapport de pont, etc.). Ces paramètres ne sont pas connus lors de la vente de la trousse de contrôleur de moteur Chevrolet Performance. En raison de ces paramètres inconnus, ainsi que de la nécessité...
- Page 14 Ce moteur a la capacité de varier la position de l'arbre à cames par rapport à la position du piston. Si vous choisissez d'utiliser la trousse de contrôleur de moteur Chevrolet Performance, ce système fait alors varier la distribution de l'arbre à cames pour améliorer les émissions et l'économie de carburant, tout en produisant une grande puissance.
- Page 15 L'orifice d'admission de réservoir d'huile est utilisé pour fournir l'huile récupéré du moteur au réservoir de stockage. L'orifice de sortie du réservoir d'huile est utilisé pour fournir l'huile non ventilé du réservoir de stockage au moteur. La trousse d'adaptateur d'huile (numéro de pièce 25534412) de Chevrolet Performance parts peut être utilisée pour réaliser une conversion aux raccords AN-12.
- Page 16 On peut acheter le flexible 22768503 pour obtenir les raccords rapides de sortie et d'admission du système de chauffage en cas d'installation sur mesure (figure 3). Fig. 3 ENSEMBLE FLEXIBLE DE CHAUFFAGE 19328729 Performance Parts LT1 Engine TITLE PART NO. SHEET DATE REVISION AUTH ALL INFORMATION WITHIN ABOVE BORDER TO BE PRINTED EXACTLY AS SHOWN ON 8 1/2 x 11 WHITE 16 POUND BOND PAPER.
- Page 17 Fig. 5 PLAQUE DE TRANSFERT BOUCHON DE LIQUIDE DE REFROIDISSEMENT DE BLOC BOULONS 19328729 Performance Parts LT1 Engine TITLE PART NO. SHEET DATE REVISION AUTH ALL INFORMATION WITHIN ABOVE BORDER TO BE PRINTED EXACTLY AS SHOWN ON 8 1/2 x 11 WHITE 16 POUND BOND PAPER.
- Page 18 Il existe deux roulements- guides Chevrolet différents pour le moteur LT1. Le roulement 14061685 pour une boîte de vitesses à long arbre d'entrée et le roulement 12557583 pour une boîte de vitesses à...
- Page 19 French Moteur de démarreur Aucun démarreur n'est fourni avec le moteur. Les pièces ci-dessous sont conçues pour le système de démarrage LT1 (figure 7). ARTICLE DESCRIPTION NUMÉRO DE QUANTITÉ PIÈCE Bouclier-démarreur 12656132 Démarreur 12619241 Boulon-démarreur 11610787 Boulon-bouclier thermique 11588711 Fig. 7 Bouclier thermique de capteur de cognement Le système de production utilise un bouclier thermique pour protéger le capteur de cognement côté...
- Page 20 Soupape d'émission de vapeurs de carburant Le système d'émission de vapeurs de carburant peut être utilisé avec la trousse de commande de moteur Chevrolet Performance, mais elle n'est pas nécessaire pour le bon fonctionnement du moteur. Cet orifice doit être bouché ou raccordé à l'absorbeur de vapeurs (figure 9).
- Page 21 12. Vidanger l'huile et remplacer le filtre. Vérifier l'huile et le filtre à huile de nouveau afin de repérer toute particule étrangère pour s'assurer que le moteur fonctionne correctement. Fig. 11 ORIFICE POUR PRESSION D'HUILE 19328729 Performance Parts LT1 Engine TITLE PART NO. SHEET DATE...
- Page 22 French Caractéristiques techniques du moteur LT1 : Type : ......................V8 à bloc compact de 5e génération Cylindrée : ....................376 pouces cubes (6,2 litres) Alésage x course : ..................4,065 po (103,25 mm) X 3,622 po (92 mm) Compression : .................... 11.5:1 Bloc : ......................
- Page 23 Este manual también describe procedimientos y modificaciones que pudieran ser útiles durante la instalación de un motor armado LT1. No está diseñada para sustituir a los exhaustivos manuales de servicio y catálogos de partes que cubren los motores y componentes Chevrolet Performance. Más bien, está diseñada para brindar información complementaria en áreas de interés para los entusiastas del "hágalo usted mismo"...
- Page 24 Debido a estos parámetros desconocidos así como la necesidad de afinar los montajes del motor y el sistema de escapa para operación en modos tanto V8 como V4. El juego de control de motor Chevrolet Performance desactiva esta función. El motor no se ha cambiado, así...
- Page 25 PCV. Hay varios dispositivos en el LT1 que usan presión de aceite para mantener la funcionalidad adecuada. El ECM controla la presión y flujo de aceite del motor para enfriamiento del pistón de rocío de aceite, sincronización de válvula variable, desactivación de...
- Page 26 El puerto de salida del tanque de aceite se usa para suministrar aceite no aereado desde el tanque de almacenamiento al motor. El juego de adaptador de aceite de Chevrolet Performance parts número de parte 25534412 se puede usar para convertir a accesorios AN-12.
- Page 27 Se puede comprar la manguera 22768503 para obtener las conexiones rápidas de entrada/salida del calentador, cuando se crea una instalación personalizada (Figura 3). Fig. 3 ENSAMBLE DE MANGUERA DE CALENTADOR 19328729 Performance Parts LT1 Engine TITLE PART NO. SHEET DATE REVISION AUTH ALL INFORMATION WITHIN ABOVE BORDER TO BE PRINTED EXACTLY AS SHOWN ON 8 1/2 x 11 WHITE 16 POUND BOND PAPER.
- Page 28 11562426 Fig. 5 TAPÓN DE REFRIGERANTE PLACA DE TRANSFERENCIA DE BLOQUE TORNILLOS 19328729 Performance Parts LT1 Engine TITLE PART NO. SHEET DATE REVISION AUTH ALL INFORMATION WITHIN ABOVE BORDER TO BE PRINTED EXACTLY AS SHOWN ON 8 1/2 x 11 WHITE 16 POUND BOND PAPER.
- Page 29 Spanish El motor LT1 Generación V presenta enfriamiento de pistón de rocío de aceite, en el que ocho chorros de rocío de aceite en el bloque del motor empapan la parte inferior de cada pistón y la pared del cilindro adyacente con una capa adicional de aceite de enfriamiento y reducción de fricción.
- Page 30 Spanish Motor de arranque No se proporciona un motor de arranque con el motor. Las siguientes partes están diseñadas para el sistema de arranque LT1 (Figura 7). ÍTEM DESCRIPCIÓN NÚMERO DE PIEZA CANTIDAD Protector-motor de arranque 12656132 Motor de arranque...
- Page 31 Válvula de emisiones de evaporación El sistema de emisiones de evaporación se puede usar con el juego de control de motor Chevrolet Performance, pero no se requiere para la operación correcta del motor. Este puerto se debe tapar o conectar a un depósito de vapor. (Figura 9) Fig.
- Page 32 12. Cambie el aceite y el filtro. Nuevamente, revise si el aceite y filtro de aceite tienen partículas extrañas para asegurar que el motor funcione correctamente. Fig. 11 PUERTO PARA PRESIÓN DE ACEITE 19328729 Performance Parts LT1 Engine TITLE PART NO. SHEET DATE...
- Page 33 Spanish Especificaciones del motor LT1: Tipo: ......................Gen V Bloque pequeño V8 Desplazamiento: ..................376 pulgadas cúbicas (6.2 litros). Barreno x carrera:..................4.065" (103.25 mm) X 3.622" (92 mm) Compresión: ....................11.5:1 Bloque: ....................... Aluminio fundido, casquillos principales con pernos en cruz de seis pernos Culata del motor: ..................