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SKU: 13542101
GReddy FD3S Pulley Kit for 1993-1995 Mazda RX-7 Base R1 R2 Touring
GReddy FD3S Pulley Kit includes lightweight underdrive crank pulleys built for 1993-1995 Mazda RX-7 FD3S Base R1 R2 Touring models with 13B-REW rotary engines. Replaces heavy stock crank pulleys to cut rotational mass and accessory drag for gains in horsepower and faster engine revs. Drivers get sharper throttle response and stronger performance from reduced inertia and parasitic losses.
Key Features
- Lightweight Aluminum Construction: Crank pulley weighs 670 grams versus stock 1450 grams for 54% mass reduction that cuts inertia and improves acceleration.
- Underdrive Design: 130mm outer diameter reduces pulley speed by 7% from stock 140mm to lower losses from alternator power steering and A/C.
- Black Anodized Finish: Corrosion-resistant coating provides lasting protection and appearance in engine bay heat and conditions.
- Direct Bolt-On Fit: Machined to OEM specs for easy install on FD3S 13B-REW engines with no modifications required.
- Power Gains: Adds 7-10 rear-wheel horsepower by reducing drag ideal for street and track RX-7 rotary builds MPN 13542101.
Product Notes
- Verify accessory belt lengths after installation due to underdrive ratio changes.
- Inspect belt tension regularly to maintain optimal accessory performance.
- Securely package in padded box for safe transit handles rough shipping conditions.
Installation Notes
- Professional installation recommended.
- Use crank pulley puller tool to remove stock pulley without damaging crankshaft.
- Compatible with stock accessory drive hardware torque to GReddy specs 40-50 ft-lbs.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1993-1995 | Mazda | RX-7 | Base |
| 1993 | Mazda | RX-7 | R1 |
| 1994-1995 | Mazda | RX-7 | R2 |
| 1993-1995 | Mazda | RX-7 | Touring |
Why Choose GReddy?
- Proven motorsport heritage with JDM rotary specialists since 1977.
- Billet CNC-machined components from high-grade 6061-T6 aluminum.
- Engineered and tested for FD3S rotary applications worldwide.
Frequently Asked Questions
-
Q: Will this pulley kit fit my 1993 Mazda RX-7 R1 FD3S?
A: Yes it bolts directly onto all 1993-1995 Mazda RX-7 FD3S models including R1 R2 Base and Touring with 13B-REW engines no modifications needed. -
Q: What material is the GReddy FD3S Pulley Kit made from?
A: Precision CNC-machined from lightweight 6061-T6 billet aluminum with black anodized finish for strength and heat resistance. -
Q: What is the warranty and install process?
A: Backed by GReddy 1-year limited warranty installation takes 1-2 hours with basic tools and crank puller professional tuning advised for best results.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock ships same or next business day
- Packaging: Compact padded box 6 x 6 x 4 inches
- Weight: 1.5 lbs
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