What is the main advantage of using Carrillo Pro-H connecting rods over stock rods?

Carrillo Pro-H rods are forged from high-quality steel, offering significantly more strength and durability than stock connecting rods. This makes them suitable for engines that are modified for higher performance or subjected to increased stress.

What does the '5/16" CARR Bolt' designation mean for these rods?

This refers to the specific type and size of bolt used to secure the connecting rod cap. Carrillo's proprietary CARR bolts are known for their robust design and reliability, ensuring a strong connection under demanding engine conditions.

Are these connecting rods a direct replacement for all 4A-GE engines within the specified years?

These rods are designed to fit the 1985-1991 Toyota Corolla and 1985-1989 Toyota MR2, which typically use the 4A-GE engine. However, for any performance engine build, it is always recommended to consult with your engine builder or refer to detailed service manuals for precise installation requirements and compatibility checks.

1985-1991 Toyota Corolla Connecting Rods | Carrillo Pro-H

Name: Carrillo Toyota 4AG Pro-H 5/16 CARR Bolt Connecting Rods - Set of 4
Brand: Carrillo
SKU: carrillo-carrillo-toyota-4ag-pro-h-5-16-carr-bolt-connecting-rods-set-of-4-t14-308653
Price: 1527.17 USD
Availability: BackOrder

Carrillo Toyota 4AG Pro-H 5/16 CARR Bolt Connecting Rods - Set of 4

$1527.17

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 1985-1991 Toyota Corolla. Carrillo Pro-H connecting rods with 5/16" CARR bolts for a strong engine build.

Key Features

Fits 1985-1991 Toyota Corolla and 1985-1989 Toyota MR2.
Set includes four Pro-H connecting rods for a 4-cylinder engine.
Utilizes strong 5/16" diameter CARR bolts for secure assembly.
Forged steel construction offers improved durability for performance engines.
Designed to handle increased stress in modified or high-output applications.

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Product Details

If you're rebuilding the engine in your 1985-1991 Toyota Corolla or MR2, especially for higher performance applications, you'll want to pay close attention to the connecting rods. These Carrillo Pro-H connecting rods are built to handle more stress than stock, making them a solid choice for anyone looking to improve their engine's durability and power potential. They use Carrillo's own 5/16" CARR bolts, which are known for their strength and reliability in demanding situations.

Carrillo has a long-standing reputation for making well-built engine components, and these rods are no exception. They are forged from high-quality steel, which gives them the strength needed to withstand the increased pressures and forces found in a modified or performance-tuned 4A-GE engine. The Pro-H design is a popular choice because it offers a good balance of strength and weight, which is important for engine balance and responsiveness. The 5/16" CARR bolts are a key feature here, providing a secure and robust connection that you can trust under load.

This set includes four connecting rods, enough for a complete engine rebuild for your 4-cylinder Toyota. When you're pushing your engine beyond its original specifications, using components like these Carrillo rods is essential for ensuring long-term reliability. They are designed to fit right into your existing 4A-GE engine block with the proper preparation and installation, giving you peace of mind that your engine's bottom end can handle the power you're aiming for.