Recently Viewed

Recently viewed products will be shown here
Leyland Tractors

CHS2516 - Stud

  • Brand: Leyland Tractors
  • Condition: New
  • Part Number: CHS2516
In Stock Out of Stock Awaiting
Usually Dispatched Next Working Day
£3.35 exc VAT

Need it delivering elsewhere? Click here




CHS2516 Stud – 5/16" x 2" UNF/UNC

Quality replacement 5/16" x 2" UNF/UNC stud used on a number of BMC 1500 diesel engine applications, including the thermostat housing on the Leyland 154 and Nuffield 4/25 tractors.

This double-ended stud features UNC threads at one end for fitting into the casting and UNF threads at the opposite end for securing the component with a nut. It is manufactured as a direct replacement for the original stud and is suitable for repairs, restoration and routine engine maintenance.

Important Information

  • Thread size: 5/16" UNF/UNC
  • Overall length: 2 inches
  • Double-ended stud with UNC and UNF threads
  • Primarily fitted to the thermostat housing on the Leyland 154 and Nuffield 4/25
  • Used in several other BMC 1500 diesel engine applications

Fitted to the following applications:

As a Thermostat Housing stud on the following tractors (3 Studs required per engine)

  • Leyland 154 (3 studs required)
  • Nuffield 4/25 (3 studs required)

BMC 1500 Diesel Engine (including the Leyland 154 and Nuffield 4/25 models)

  • Thermostat housing stud (3 studs required)
  • Fuel injection pump top mounting stud (2 studs required)
  • Water outlet elbow (3 studs required)
  • Hydraulic pump bracket through stud (3 studs required)

Please note: For the fuel injection pump bottom stud, see CHS2515.

Technical Notes

Studs are often preferred to bolts on engine assemblies as they provide more accurate component alignment and reduce wear on the threads in the casting during repeated dismantling and reassembly. Over time, however, studs can become corroded, damaged or bent, making maintenance more difficult and increasing the risk of coolant leaks or poor component alignment.

The CHS2516 is used in several locations on the BMC 1500 diesel engine, making it a useful replacement when carrying out cooling system repairs or engine rebuilds. When refitting, ensure the stud is threaded fully into the casting without overtightening, as excessive force can damage the internal threads.

Ideal for customers searching for CHS2516 stud, 5/16 UNF UNC stud, thermostat housing stud, Leyland 154 thermostat stud, Nuffield 4/25 thermostat stud, BMC 1500 engine stud, fuel injection pump stud, water outlet elbow stud and classic tractor engine fasteners.

We specialise in quality parts for Nuffield, Leyland and Marshall tractors and aim to supply reliable tractor spare parts that fit correctly and perform reliably.

Original equipment manufacturers names and parts numbers are quoted for reference purposes only and are not intended to suggest that our replacement parts are made by the original equipment manufacturer.

Product images are for illustrative purposes only and may not always be an exact representation of the product.



Add to Cart
or buy now with
Credit/Debit Card

Related Items

12H830 - Thermostat housing
12H830 - Thermostat housing
New
£13.95 exc VAT
See Details
Add to Cart
CHS2515 - Stud Made in UK
CHS2515 - Stud
New
£2.25 exc VAT
See Details
Add to Cart
GHF261 - Exhaust manifold nut (brass)
GHF261 - Exhaust manifold nut (brass)
New
£0.96 exc VAT
See Details
Add to Cart

Secure Payment Options
Visa LogoMastercard LogoApplepay LogoPaypal LogoGooglepay Logo