LUCAS Herald Ignition Distributor 40791A 25D

( Brand: Lucas ), ( Manufacturer Part Number: 40791 ), ( Type: Distributor ), ( Oe/oem Part Number: 25d ), ( Country/region Of Manufacture: United Kingdom ), ( Vintage Part: Yes )

Review LUCAS Triumph Herald Ignition Distributor 25d fits 1200 1963

The Lucas 40791 1200 ignition distributor is a classic automotive component designed to fit the 1963 Triumph Herald model with the engine code 25D. This distributor is a crucial part of the ignition system, responsible for delivering the high voltage spark to the correct cylinder at the right time.

The Lucas 40791 distributor features a robust and durable design, with a die-cast aluminum body and a hardened steel shaft. The distributor cap is topped with five copper alloy spark plug leads, each with a color-coded boot to correspond to the specific cylinder. The cap also houses five sparks plug terminals, which are designed to securely hold the spark plug wires in place.

The distributor rotor is made of a conductive material, such as carbon or brass, and it rotates inside the cap. It is marked with five notches, each corresponding to a specific cylinder. A copper alloy distributor pinion engages with the rotor and transfers the spark to the appropriate cylinder through the spark plug lead.

The Lucas 40791 distributor is equipped with a vacuum advance mechanism, which allows the ignition timing to be advanced when the engine vacuum is present. This results in smoother engine operation and improved fuel economy. The distributor also includes an electronic timing advance, which can be adjusted to fine-tune the ignition timing for optimal engine performance.

The Lucas 40791 ignition distributor is a high-quality replacement part that is designed to meet or exceed the original equipment specifications. It is suitable for rebuilds, restorations, and performance upgrades, and it is backed by the Lucas reputation for excellence in automotive electrical components. Installation is straightforward, and the distributor comes with clear instructions and any necessary hardware to make the job easier.

In summary, the Lucas 40791 1200 ignition distributor is a reliable and durable component that is specifically designed to fit the 1963 Triumph Herald 25D model. It is a crucial part of the ignition system, and it is engineered to provide consistent and efficient performance. With its robust design, advanced features, and easy installation, the Lucas 40791 distributor is an excellent choice for anyone seeking to restore or maintain their classic Triumph Herald.

Pros and Cons of Buying a Lucas 40791 1200 Ignition Distributor for a 1963 Triumph Herald

a) Authenticity: This distributor is an original part manufactured by Lucas, a respected brand in the automotive industry. Using an original part can ensure the best fit and performance for your 1963 Triumph Herald.

b) Reliability: Lucas distributors have a reputation for durability and reliability, which can provide peace of mind and potentially save you from future replacement costs.

c) Availability: Original parts like this one can be easier to find than aftermarket alternatives, especially for older vehicles like the 1963 Triumph Herald.

a) Cost: Original parts like the Lucas 40791 1200 Ignition Distributor can be more expensive than their aftermarket counterparts.

b) Limited Warranty: Original parts may not come with the same extended warranties that aftermarket parts offer.

While an original Lucas 40791 1200 Ignition Distributor for a 1963 Triumph Herald offers the benefits of authenticity and reliability, it may come at a higher cost and with a limited warranty compared to aftermarket alternatives. Ultimately, the decision to purchase an original distributor depends on your personal priorities, budget, and preference for using genuine parts in your restoration or maintenance project.

If you value the authenticity and reliability of an original Lucas distributor and have the budget for it, then purchasing the Lucas 40791 1200 Ignition Distributor for your 1963 Triumph Herald would be a good investment. However, if you are looking for a more cost-effective option with a longer warranty, you may want to consider purchasing an aftermarket distributor that fits your Triumph Herald's specifications.

Details:

This part has been sitting for many years and needs cleaning, servicing etc. A good part to fix up. Some of the parts arbours and others have been donated by our automotive clients that are aware odour animal rescue efforts. For Triumph Herald 1200 a used Lucas ignition distributor 40791A, 25D.

The vacuum advance should be replaced. Made in 1963. We engage in restoration services, rebuilding work, repair sand supply parts for a great many cars built England such as Austin Haley,Bentley, Jaguar, MG, Rolls-Royce, Triumph and more.

part #: 40791 prices

• $73.05-$99.88

specifications disripa:

• for models: 1200
• for makes: Triumph
• for years: 1963
• brand: Lucas
• mpn: 40791
• type: Distributor
• oe/oem part number: 25d
• country/region of manufacture: United Kingdom
• vintage part: Yes

shipping disripa:

• service: USPS Ground Advantage
• class: Standard
• carrier: USPS
• type: Calculated
• cost: $20.00
• transit: 13-21 Days

general disripa:

• condition: Used
• Car Truck Parts Accessories > Ignition Systems Components > Distributors

returns disripa:

• policy: No Returns

offer disripa:

• options: Ship-to-home
• availability: In Stock
• quantity: 1
• sold: 0
• started: April 15, 2025

payments disripa:

• wallet: Apple-pay
• other
• credit card: Diners-club

seller disripa:

• # reviews: 2284
• city: Houston, Texas
• rating: 100.0%

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