PREMIUM INTERIOR & EXTERIOR CAR PARTS
Built for Style and Performance
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Auto Engine5.3 L83 Ecotec3 engine
5.3 L83 Ecotec3 engine with transmission used in pickup truck
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Auto EngineSupercharge Gen 4 coyote engine
Supercharge Gen 4 coyote engine and transmission
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Auto EngineLS3 CHEVY LS 6.2L
LS3 CHEVY LS 6.2L
560-600HP CRATE ENGINE
PRO-BUILT LQ LS2 LS6 6.2
Ls3 lq9 LSX LS(0 reviews) -
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Auto EngineGen V EcoTec3 (RPO L83)
Engine Family: Gen V EcoTec3 (RPO L83) Displacement: 5.3 L (5328 cc / 325 cu in) Configuration: 90° V8, naturally aspirated Block Material: Aluminum Cylinder Heads: Aluminum Valvetrain: OHV, 2 valves per cylinder Fuel System: Direct Injection (DI) Variable Valve Timing: Yes Active Fuel Management (AFM): Yes Compression Ratio: ~11.0:1 Performance Horsepower: ~355 hp @ 5600 rpm Torque: ~383 lb-ft @ 4100 rpm Redline: ~5800 rpm Firing Order: 1-8-7-2-6-5-4-3 Fuel Requirement: Regular unleaded (some versions E85 capable) 6L80 – 6-Speed Automatic Most common transmission behind the L83 Strong towing capability Used in many trucks and SUVs
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Auto EngineGM L87 6.2L V8 Engine with Transmission Engine Code: L87 Engine Type: 6.2L EcoTec3 V8 Displacement: 6,162 cc (376 cu in) Block / Heads: Aluminum block, aluminum heads Valvetrain: OHV, 16 valves Fuel System: Direct Injection (DI) Compression Ratio: 11.5:1 Horsepower: 420 hp @ 5,600 rpm Torque: 460 lb-ft @ 4,100 rpm Aspiration: Naturally Aspirated Cylinder Deactivation: Dynamic Fuel Management (DFM) Variable Valve Timing: Yes Transmission (10L80 Automatic) Transmission Type: 10-Speed Automatic Model: 10L80 Drive Type: RWD / 4WD compatible Gear Ratios: • 1st: 4.70 • 2nd: 2.99 • 3rd: 2.15 • 4th: 1.80 • 5th: 1.52 • 6th: 1.28 • 7th: 1.00 • 8th: 0.85 • 9th: 0.69 • 10th: 0.64 Torque Capacity: Up to 590 lb-ft Common Applications • 2019–Present Chevrolet Silverado 1500 • 2019–Present GMC Sierra 1500 • 2021–Present Chevrolet Tahoe / Suburban • 2021–Present GMC Yukon / Yukon XL
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Auto EngineGM LS7 ENGINE WITH ECU & TRANSMISSION Engine
GM LS7 ENGINE WITH ECU & TRANSMISSION Engine Type: Gen IV GM Small-Block V8 Displacement: 7.0L (427 cu in / 7008 cc) Configuration: Naturally Aspirated Block Material: Aluminum Cylinder Heads: CNC-ported aluminum Valvetrain: OHV, pushrod, hydraulic roller lifters Valves: 2 per cylinder Internal Components Crankshaft: Forged steel Connecting Rods: Titanium Pistons: Forged aluminum Intake Valves: Titanium Exhaust Valves: Sodium-filled Oiling System: Dry-sump (factory) Dimensions Bore x Stroke: 4.125″ x 4.00″ Compression Ratio: 11.0:1 Redline: 7,000 RPM Approx. Weight: ~454 lbs (dry) Performance Horsepower: 505 HP @ ~6,300 RPM Torque: 470 lb-ft @ ~4,800 RPM Fuel Requirement: Premium (91+ octane) ⚙️ TRANSMISSION OPTIONS FOR LS7 🏎️ Factory Pairings 6-Speed Manual Tremec T56 Tremec TR6060 Heavy-duty clutch (often dual-disc) Designed to handle high RPM and track use (No factory automatic was offered with the LS7) 🔧 Common Aftermarket / Swap Transmissions Manual Tremec T56 Magnum Tremec TR6060 Rated for 700+ HP depending on build Automatic 4L80E (very common for high-power builds) 6L80 / 8L90 (requires controller and adapters) Performance-built TH400 (drag-oriented setups) 📦 Typical Turnkey LS7 Package Includes LS7 long block or complete engine Intake manifold & throttle body Fuel injectors & coils ECU & wiring harness (depending on seller) Flywheel & clutch (manual setups) Transmission optional or sold separately 🏁 QUICK SUMMARY 7.0L / 427ci naturally aspirated 505 HP / 470 lb-ft High-revving, race-inspired engine Best paired with T56 / TR6060 manual
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Auto EngineGM LM7 5.3L V8 Engine Specs
GM LM7 5.3L V8 Engine Specs Engine Code: LM7 Engine Family: Gen III LS / Vortec 5300 Configuration: 90° V8, pushrod (OHV) Valvetrain: 2 valves per cylinder (16-valve) Displacement: 5.3 liters (325 cubic inches / 5327 cc) Block Material: Cast iron Cylinder Heads: Aluminum Fuel System: Sequential multi-port fuel injection Ignition: Coil-near-plug Firing Order: 1-8-7-2-6-5-4-3 Internal Dimensions Bore: 3.78 in (96 mm) Stroke: 3.62 in (92 mm) Compression Ratio: 9.5:1 (typical stock) Performance (factory ratings vary by year) Horsepower: 270–295 hp @ ~5,200 rpm Torque: 315–335 lb-ft @ ~4,000 rpm Other Redline: ~5,800–6,000 rpm Oil Capacity: 6 quarts with filter Fuel Type: 87 octane (regular unleaded) Common Factory Applications 1999–2007 Silverado / Sierra 1500 (2WD & 4WD) Tahoe, Suburban, Yukon Express / Savana vans 🔄 GM 4L60 / 4L60E Automatic Transmission (2WD) General Transmission Type: 4-speed automatic Drive Type: Rear-wheel drive (2WD) Control: Electronic (4L60E) Case Material: Aluminum Bellhousing Pattern: LS / Gen III V8 (7-bolt) Gear Ratios Gear Ratio 1st 3.06 : 1 2nd 1.62 : 1 3rd 1.00 : 1 4th (Overdrive) 0.70 : 1 Reverse 2.29 : 1 Capacity & Strength Torque Rating: ~350 lb-ft (stock) Fluid Capacity: 8.5–11.5 quarts (depending on converter & pan) Torque Converter: Lock-up style Input Shaft: 30-spline (most LM7 applications) Weight Approximate Dry Weight: 145–155 lbs ⚙️ LM7 + 4L60E Combo Summary Reliable stock combo for daily driving and light performance Handles mild bolt-ons well (cam, intake, headers) Common upgrade path includes built 4L60E or swap to 4L80E for higher power setups
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Auto EngineGM 6.2L L94 V8 Engine Code
Engine: GM 6.2L L94 V8 Engine Code: L94 Displacement: 6.2 liters (376 cubic inches) Engine Family: Gen IV LS-based small-block Configuration: Naturally aspirated V8 Block Material: Aluminum Cylinder Heads: Aluminum (rectangular port) Bore × Stroke: 4.065 in × 3.622 in Compression Ratio: 10.5:1 Valvetrain: OHV, 2 valves per cylinder Fuel System: Sequential fuel injection Fuel Type: Gasoline / Flex-Fuel (E85 capable) Active Fuel Management (AFM): Yes Variable Valve Timing (VVT): Yes Horsepower: 403 hp @ 5,700 rpm Torque: 417 lb-ft @ 4,300 rpm Redline: ~6,000 rpm (factory) ⚙️ Transmission: GM 6L80E Automatic (2WD) Transmission Type: 6-speed electronically controlled automatic Drive Layout: Rear-wheel drive (2WD) Torque Converter: Lock-up style Max Torque Capaci…
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UncategorizedGM LS1 5.7L V8 (346 cu in)
Engine: GM LS1 5.7L V8 (346 cu in), all-aluminum block and heads, factory rated at ~345–350 HP ECU: Original GM LS1 engine control module included Wiring Harness: Complete factory engine wiring harness Transmission: T56 6-speed manual transmission
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Auto EngineGM 6.0L LS V8 (LQ4 / LQ9 platform)
Engine: GM 6.0L LS V8 (LQ4 / LQ9 platform), V8 iron-block engine known for durability and strong torque ECU: Factory GM engine control module included Wiring Harness: Complete OEM engine wiring harness Transmission: GM automatic transmission (6L80E)
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