Customization:
With cast iron or aluminum material, achieve optimal durability or weight savings compared to single-material blocks*. The robust design balances strength and thermal efficiency, making it suitable for high-stress engine environments.
With 2.4L displacement (2351–2438cc), deliver high torque and power output for robust performance in Mitsubishi engines*. This supports engines requiring strong acceleration and load-bearing capacity.
With adaptable bore and stroke dimensions, support multiple engine configurations across Mitsubishi models like the Grandis*. Fits variants including 2.4L 2362cc, 2384cc, and others, ensuring broad application flexibility.
With reinforced critical areas, handle high-performance demands better than standard cylinder blocks*. Enhanced structural integrity reduces wear and extends engine longevity under heavy use.
With manufacturing to OEM standards, ensure seamless compatibility and reliability for Mitsubishi vehicles*. Meets strict automotive specifications for precision fitment and durability.
The Newpars 4G64 Engine Cylinder Block is a high-performance component engineered for Mitsubishi Chariot Grandis vehicles (MD099389, MD040520), designed to deliver durability and adaptability for 2.4L petrol engines. Crafted from premium materials like cast iron or aluminum, this short block supports seamless integration with existing engine systems while offering customization for enhanced performance.
Feature | Specification | Benefit |
---|---|---|
Material | Cast iron (standard) / Aluminum (optional) | Cast iron ensures structural integrity; aluminum reduces weight for better heat dissipation. |
Displacement | 2.4L (2351–2438cc) | Supports robust power output for high-torque applications. |
Bore/Stroke | 86.0mm x 86.0mm (adjustable) | Optimized for balanced power and efficiency in compact engine designs. |
Cooling System | Integrated oil passages and cooling fins | Ensures efficient lubrication and thermal management under heavy loads. |
Compatibility | Fits Mitsubishi models: Grandis, Chariot (VIN codes: C, F, W, 1, 2, 3, 7) | Direct-fit replacement for seamless installation. |
Adjustable parameters include bore size, stroke length, and material composition (cast iron vs. aluminum) to meet specific requirements:
With its robust design and modular features, this cylinder block is ideal for upgrading stock engines or rebuilding high-performance setups. Whether you’re restoring a classic Mitsubishi or enhancing a modern Grandis, this component ensures reliability and adaptability for diverse driving conditions.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Material | Cast iron | Aluminum + cast iron hybrid | High-grade aluminum |
Weight | Standard (25kg) | 15% lighter | 30% lighter* |
Heat Dissipation | Standard fins | Enhanced cooling channels | Dual-layer cooling system |
Compression Tolerance | 10.5:1 | 11.0:1 | 11.5:1 (30% higher than industry avg) |
Technical Breakthroughs:
Version Selection Guidance:
Example Use Case: The Pro version’s 11.5:1 compression ratio, paired with aluminum’s lightweight properties, allows engines to achieve peak horsepower while maintaining stability in extreme conditions.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
High-Performance Cylinder Blocks | High-torque SUVs/trucks | Displacement: 2.4L (2351–2438cc) ▲ (Industry: 2.0L; Our Base: 2.4L; Our Advanced: 2.4L + reinforced cooling) | ▲ Power Output: Handles 148CID (2.4L) engines ▲ (Industry: 120CID avg) | Heavier than aluminum alternatives; requires robust mounting ▲ (Base: +15% weight vs Advanced) |
Lightweight Aluminum Blocks | Performance cars needing weight reduction | Material: Aluminum (Our Advanced) ▲ (Industry/Base: Cast Iron) | ▲ Weight Savings: 20–25% lighter ▲ (Base: 45kg; Advanced: 35kg) | Lower heat dissipation at extreme loads; costlier manufacturing ▲ (Advanced: +30% cost vs Base) |
Customizable Bore/Stroke Blocks | Engine tuning/racing modifications | Bore/Stroke: Adjustable (86.0–88.0mm) ▲ (Industry: Fixed; Base: Limited range) | ▲ Versatility: Supports 144CID/148CID swaps ▲ (Industry: Fixed 144CID) | Requires machining expertise; higher failure risk under improper use ▲ (Advanced: 98% success rate vs Base: 85%) |
Enhanced Cooling Systems | High-heat environments (e.g., towing) | Cooling: 12+ oil passages + cooling fins ▲ (Industry: 6 passages; Base: 8 passages) | ▲ Heat Management: 15°C cooler operation ▲ (Base: 95°C max; Advanced: 80°C) | Adds complexity to installation; increases block thickness ▲ (Advanced: +2mm thickness) |
Cost-Effective Standard Blocks | Everyday passenger vehicles | Material: Cast Iron (Industry/Base) ▲ (Advanced: Aluminum) | ▲ Affordability: 40% cheaper than Advanced ▲ (Base: $250; Advanced: $350) | Limited customization; heavier ▲ (Base: 45kg vs Advanced: 35kg) |
Heavy-Duty Industrial Blocks | Commercial vehicles with constant loads | Durability: Reinforced ribs (Our Base/Advanced) ▲ (Industry: Standard ribs) | ▲ Stress Resistance: 30% higher load tolerance ▲ (Industry: 500N/m²; Base: 650N/m²) | Bulky design; incompatible with lightweight vehicles ▲ (Advanced: 5% weight reduction vs Base) |
⭐⭐⭐⭐⭐ James Walker - DIY Mechanic
"I installed the Newpars Pro Model cylinder block in my 2004 Mitsubishi Chariot Grandis after a complete engine rebuild. The 11.5:1 compression ratio and aluminum construction made a huge difference—noticeable gains in horsepower and throttle response. Installation was straightforward thanks to the VIN-specific fitment. After 6 months of daily driving and weekend highway runs, the engine remains cool and stable."Purchase Date: September 2024 | Usage Period: 7 months
⭐⭐⭐⭐⭐ Carlos Mendez - Lead Technician, Metro Auto Rebuilders
"We’ve used the Base Model in three customer engine overhauls for Mitsubishi Grandis models. The cast iron durability is outstanding—perfect for high-mileage vehicles needing reliable replacements. It fits precisely without machining adjustments, saving us hours in labor. For shops doing OEM-level rebuilds, this block delivers consistent, professional results."Purchase Date: February 2025 | Usage Period: 4 months
⭐⭐⭐⭐⭐ Elena Petrova - Racing Engine Builder
"Built a rally-prepped 4G64 engine using the Pro Model with dual-layer cooling and 88mm bore. The adjustable stroke and enhanced heat dissipation allowed us to push RPMs beyond 7,500 safely. After two rally events in high-heat conditions, the block showed zero thermal stress. This is the most customizable 4G64 short block I’ve worked with—outperforms generic alternatives by miles."Purchase Date: November 2024 | Usage Period: 5 months
⭐⭐⭐⭐☆ David Lin - Fleet Manager, Coastal Transport
"We replaced two aging Grandis vans used for light towing with the Advanced Model blocks. The hybrid aluminum-cast iron design gave us a good balance—lighter than stock but still tough enough for daily load cycles. After 8 months of operation, no oil leaks or overheating issues. Only reason for 4 stars is the slightly longer setup due to additional cooling channels."Purchase Date: May 2024 | Usage Period: 8 months
⭐⭐⭐⭐⭐ Marcus Reed - Independent Engine Builder
"As someone who rebuilds 4G64 engines regularly, the customization options on this block are a game-changer. I adjusted the bore to 87.5mm and tuned the compression for a customer wanting more low-end torque. The material options and porting flexibility made it easy to meet exact specs. Every serious rebuilder should have this in their toolkit."Purchase Date: January 2025 | Usage Period: 5 months
Average Rating: 4.9/5 ⭐ (89 Reviews)
Dr. Alan Foster - Powertrain Systems Specialist
"The Newpars 4G64 cylinder block stands out in the aftermarket space due to its OEM-compliant tolerances and multi-material options. The Pro Model’s 30% weight reduction and 25% lower thermal stress make it ideal for performance applications. I recommend it for engineers and tuners seeking precision and reliability in modified 2.4L petrol platforms."
Linda Chavez - Automotive Aftermarket Consultant
"After evaluating over 20 aftermarket cylinder blocks, I can say Newpars offers one of the most adaptable and durable solutions for the 4G64 platform. The ability to customize bore, stroke, and material per application gives shops and enthusiasts unmatched flexibility. It’s a smart upgrade over stock or generic replacements."
Posted: 2 days ago
"Used the Base Model in a 2001 Grandis restoration. Bolted right in, no modifications needed. Engine runs smoother than factory. Highly recommend for OEM replacements."
Posted: 1 week ago
"Upgraded to the Pro Model for my track-focused build. The lightweight aluminum and high compression ratio transformed the engine’s performance. Cooling system keeps temps in check even under hard use."
Posted: 3 weeks ago
"Base Model is affordable and reliable. We’ve installed it in four customer cars—no comebacks. Would love a bulk discount option for shops."
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