Manley Chevrolet LT1 Directed Injected 4340 Forged 4.00in Stroke Pro Series Crankshaft - 194258
Manley Chevrolet LT1 Directed Injected 4340 Forged 4.00in Stroke Pro Series Crankshaft - 194258
Out of stock
Couldn't load pickup availability
Manley Chevrolet LT1 Directed Injected 4340 Forged 4.00in Stroke Pro Series Crankshaft - 194258
Upgrade your Chevrolet LT1 engine with the precision-crafted Manley 4340 Forged Pro Series Crankshaft. Engineered for both performance and durability, this crankshaft is designed to take your vehicle to the next level, delivering an optimized driving experience that is second to none.
Key Features:
- High-Strength 4340 Forged Steel: Manufactured from premium 4340 forged steel, ensuring maximum reliability and longevity under the most demanding conditions.
- Optimized 4.00-Inch Stroke: The carefully engineered 4.00-inch stroke enhances engine power and torque, giving you the boost needed for superior performance.
- Pro Series Design: Built to meet exceptional quality and precision standards, this crankshaft is tailored for serious enthusiasts and professional applications alike.
- Perfect Fit for Chevrolet LT1 Directed Injected Engines: Specifically designed to seamlessly integrate with Chevrolet LT1 engines, ensuring an easy and reliable installation.
Elevate your vehicle's performance on the track or the street with the Manley Pro Series Crankshaft. With Manley's reputation for quality and expertise, you can trust that every component they produce meets the highest standards. Don't settle for less; give your engine the edge it deserves!
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

