13B Rotary Engine Rebuild Service – RX-7 FD3S / FC3S (Mail-In or Core Exchange)

Description

We offer a complete 13B rotary engine rebuild service for Mazda RX-7 FC3S and FD3S models. You can send in your own engine, or opt for our core exchange program (core deposit applies). Each engine is fully disassembled, cleaned, inspected, and rebuilt to precision specs for long-lasting performance.

13B Rotary Engine Rebuild Service – RX-7 FD3S / FC3S (Mail-In or Core Exchange)

Price: Starting at $1,499.00 (Labor Only)
Core Charge: $800 (Refundable upon return of rebuildable core)
Turnaround Time: Approximately 3–4 weeks

🔧 Service Overview

We offer professional 13B rotary engine rebuilds for Mazda RX-7 FD3S and FC3S models. Choose to send in your own engine or opt for our core exchange program. Each engine undergoes a meticulous process to ensure reliability and performance.

📦 What’s Included

Standard Rebuild Includes:

• Complete engine disassembly and inspection

• Cleaning and preparation of all reusable components

• Precision reassembly with correct torque specs and clearances

• Installation of new OEM Mazda seals and gaskets

• Rotor housing resurfacing to remove light defects

• Spark plug thread cleaning and retapping

• OMP injector hole cleaning

• Oil pressure regulator adjustment (for pre-1991 models)

• Replacement of worn oil pump keys (for 1993–1995 models)

Note: Parts such as gaskets, seals, and bearings are not included in the base labor price. Customers can supply their own parts or request a parts package quote.

🔄 Core Exchange Option

Don’t have a rebuildable engine? Utilize our core exchange program:

• Pay a refundable $800 core charge

• Receive a rebuilt engine

• Return your rebuildable core within 30 days for a refund

🛠️ Optional Services

• Street Porting: +$300

• Half Bridge Porting: +$500

• Expedited Turnaround (1–2 weeks): +$350

🚚 Shipping & Delivery

• Local Pickup: Available in Houston, TX

• Shipping: Customer is responsible for inbound and outbound shipping costs. We can assist with shipping arrangements upon request.