⚖️ IMPORTANT — AFTERMARKET PART NOTICE
our company is an independent aftermarket parts supplier. All third‑party brand names, trademarks, and reference numbers are the property of their respective owners and are used solely for identification and compatibility purposes. Our products are not sponsored, endorsed, or affiliated with any original equipment manufacturer (OEM).
SHI13A21 Starter – Compatible with Ford BB 351M / 400 / 429 / 460 Models Billet Block | 164T / 176T / 180T / 184T Flywheel
Product Overview
LSDF SHI13A21 – High‑torque Starter for performance and engine‑swap applications. A high‑quality aftermarket compatible replacement Starter, engineered for Ford Big Block (BB) applications with a billet block, covering 351M, 400, 429, and 460 engine families, and compatible with 164T, 176T, 180T, and 184T flywheels. This product delivers reliable starting power and is manufactured to meet industry‑standard specifications for fit and function. It is an ideal choice for engine swaps, performance builds, and maintenance.
Product Model
| Attribute |
Specification / Value |
| Product Model |
SHI13A21 |
| Brand |
LSDF |
| Part Name |
Starter (Performance / Swap Application) |
| Structure |
High‑Torque |
| Product Type |
Aftermarket replacement, mass‑produced |
| Electrical Specs |
— (not supplied in source data; verify by reference number) |
| Mounting |
Billet block compatible |
| Flywheel Compatibility |
164T / 176T / 180T / 184T Flywheel |
| Application |
Ford BB 351M / 400 / 429 / 460 with billet block |
| Target Markets |
Global Aftermarket |
| Product Status |
Active (Released) |
Cross‑Reference Codes (For Compatibility Comparison)
All third‑party brand names and part numbers are for cross‑reference purposes only and do not imply affiliation or endorsement. LSDF is our own brand; all other manufacturer names and numbers are the property of their respective owners.
| Brand |
Reference Number(s) |
| LSDF |
SHI13A21 |
| MY_NO |
SHI13A21 |
| POWERMASTER |
9004-5 |
Design Features & Performance Advantages
- High‑Torque Structure for Big Block Billet Builds: Built for the demanding cranking requirements of Ford Big Block engines — 351M, 400, 429, and 460 — with billet blocks. Compatible with 164T, 176T, 180T, and 184T flywheels, providing strong, consistent engagement across common big‑block configurations.
- Billet Block Compatible Mounting: The mounting configuration is engineered to clear billet block and header combinations commonly found in performance and engine‑swap builds, simplifying installation in tight engine bays.
- Precision Engineering for Aftermarket Compatible Replacement: Manufactured with exacting tolerances, this Starter is designed to match the mounting and electrical specifications of the corresponding original equipment–style components. It provides a straightforward, bolt‑on installation — a hassle‑free solution for engine builders, performance shops, and DIY enthusiasts.
- Premium Materials for Extended Durability: The motor incorporates high‑purity copper windings and Class F insulation, offering excellent heat resistance and preventing failure under frequent start‑stop cycles. Durable graphite brushes and a high‑quality one‑way clutch protect the Starter from flywheel back‑drive damage, even in high‑compression performance applications.
Quality & Application Information
Our Starters undergo rigorous factory testing, including no‑load performance, load torque, locked‑rotor, and dielectric strength tests, to ensure consistent quality and reliability. We comply with international standards for aftermarket automotive components.
Application Scenarios: This Starter is an ideal compatible replacement for Ford Big Block (BB) applications with a billet block, covering 351M, 400, 429, and 460 engines and 164T / 176T / 180T / 184T flywheels. It is commonly used in engine‑swap projects, performance builds, race shops, and for DIY maintenance. Electrical specifications (voltage, power, tooth count, rotation) were not supplied with this data set; please confirm these values against your original unit and the POWERMASTER 9004‑5 reference before purchase.
📌 Important Fitment Notice: While this Starter shares key specifications with the models listed, slight variations in manufacturer tolerances may exist. We strongly recommend comparing this unit with your existing Starter (tooth count, rotation direction, mounting pattern, depth, and flywheel tooth count) before installation.
Frequently Asked Questions
I. Product Selection
Q1: Is the SHI13A21 Starter a brand‑new product?
A: Yes, it is 100% brand new. Leshan Dongfeng Automobile Electric Appliance Co., Ltd. (LSDF) guarantees that all Starters we sell are factory‑manufactured new units — never rebuilt or used. We prioritize reliability and safety, ensuring every component meets our high quality standards.
Q2: Which vehicles is this Starter compatible with?
A: This Starter is designed to be compatible with Ford Big Block (BB) applications featuring a billet block, covering 351M, 400, 429, and 460 engines and 164T / 176T / 180T / 184T flywheels. It corresponds to the reference number POWERMASTER 9004‑5 listed in the cross‑reference table. Please verify your original part number to ensure correct fitment.
💡 Selection tip: Electrical specifications for this model were not provided in the source data. Before ordering, always confirm rotation direction, drive gear tooth count, mounting pattern, and your flywheel tooth count (164T / 176T / 180T / 184T) on your existing setup. If unsure, contact our team with your model and reference number.
Q3: Can I order a sample? What are the sample charges?
A: Yes, we support sample orders for evaluation and testing. Sample fees depend on model and quantity; some standard models may be available as free samples (shipping costs apply). Please contact our sales team for detailed information.
II. Quality & Brand
Q4: Is the LSDF brand reliable? How do you guarantee product quality?
A: Leshan Dongfeng Automobile Electric Appliance Co., Ltd. (trademark: LSDF) is a professional National High‑Tech Enterprise established in 2001, with ISO9001 certification. Our Starters feature 100% pure copper motors and premium electronic components, with 100% outgoing inspection. Our products have been exported to over 10 countries, including the USA, UK, Germany, and Canada, for many years, demonstrating consistent reliability in global aftermarket applications.
III. Warranty & After‑Sales Service
Q5: What warranty and after‑sales service do you provide?
A: We offer a one‑year comprehensive warranty on all our products. During this period, we cover quality issues not caused by misuse. Our technical and sales teams are available to assist with selection, installation, and usage questions.
Q6: What should I do if I receive a faulty product?
A: If you encounter any problem upon delivery, please take clear photos/videos of the issue and retain the original packaging, then contact our customer service immediately. We will provide replacement, repair, or refund solutions based on the situation to protect your rights.
IV. Ordering & Logistics
Q7: Do you offer discounts for bulk orders?
A: Absolutely. LSDF supports OEM/ODM customization and volume purchasing. We offer competitive pricing and flexible payment terms for bulk orders. Please contact our sales team with your estimated quantity for a tailored quote.
Q8: What shipping methods do you support? How long does delivery take?
A: We offer multiple flexible logistics options:
| Shipping Method |
Details |
| Express Courier |
Via DHL, UPS, FedEx, TNT, etc. after order placement. Fastest option for small or urgent orders. |
| Air Freight |
Shipped from Tianfu Airport to the airport at your destination. |
| Sea Freight |
Shipped from Shanghai Port, suitable for bulk/large‑volume orders. |
⚠️ PATENT DISCLAIMER: LSDF has not conducted a patent search for all listed OEM part numbers. Customers are responsible for verifying that this product does not infringe any applicable patent rights in their jurisdiction. LSDF assumes no liability for patent infringement claims arising from the use of this product.
⚠️ DISCLAIMER: All brand names, trademarks, and reference numbers mentioned are the property of their respective owners. LSDF is an independent aftermarket parts supplier. Our products are not sponsored, endorsed, or affiliated with any original equipment manufacturer (OEM). The reference numbers are provided solely for cross‑referencing purposes to assist in product identification and selection. Always verify compatibility with your specific equipment before purchase. LSDF assumes no liability for improper fitment or misuse.
