MOTOKU Crankshaft Pulley 3.4L Aluminum Design

Description

Product Overview

The MOTOKU crankshaft pulley is a direct replacement for Toyota 3.4L V6 engines found in Tundra (2000‑2004), Tacoma (1995‑2004) and 4Runner (1996‑2002). Crafted from precision‑cast aluminum, the pulley offers a lightweight yet robust solution that resists corrosion and wear. With a weight of just 1.09 pounds and compact dimensions of 4.72 x 3.15 x 1.97 inches, it fits seamlessly into the engine bay, matching the original part number 13521‑62030/31. The design includes machined grooves for the timing belt, ensuring accurate belt tension and reliable power transfer.

Usage

Designed for everyday drivers, off‑road enthusiasts, and fleet operators, this pulley performs under a wide range of conditions—from city commuting to rugged trail adventures. It is ideal for routine maintenance, engine rebuilds, or performance upgrades where maintaining original specifications is critical. The lightweight aluminum construction helps reduce rotating mass, contributing to smoother engine idle and improved fuel efficiency.

Why Choose Us

MOTOKU is a trusted name in automotive components, known for rigorous quality control and engineering excellence. Each pulley undergoes CNC machining and dimensional testing to meet OEM tolerances, guaranteeing a perfect fit and long‑term reliability. Our products are backed by a comprehensive warranty and supported by a responsive customer service team, ensuring peace of mind for mechanics and DIY owners alike.

Key Features

• Precision‑cast aluminum reduces weight while maintaining strength
• Exact OEM fit for 3.4L Toyota engines (Tundra, Tacoma, 4Runner)
• Machined timing belt grooves ensure proper belt tension
• Corrosion‑resistant finish extends service life
• Easy bolt‑on installation with included hardware

FAQ

Is this pulley compatible with my 2002 Toyota Tundra?

Yes, the MOTOKU pulley is designed for the 3.4L V6 engine found in 2000‑2004 Tundra models, providing a direct replacement for part numbers 13521‑62030 and 13521‑62031.

Do I need any special tools to install the pulley?

Installation requires standard hand tools such as a socket set and torque wrench. No specialized equipment is necessary.

Will the aluminum material affect engine performance?

The lightweight aluminum reduces rotating mass, which can lead to smoother idle and marginal improvements in fuel efficiency without compromising durability.

What warranty does MOTOKU offer on this part?

MOTOKU provides a one‑year limited warranty covering manufacturing defects, ensuring you receive a reliable component.

Can I use this pulley with a performance timing belt?

Yes, the pulley’s machined grooves are compatible with both OEM and high‑performance timing belts, maintaining proper tension and alignment.