Channel Island

SERVICE	DELIVERY PRICE	DELIVERY TIME
Standard Delivery	£22.95	7 to 10 working days

Isle Of Man

SERVICE	DELIVERY PRICE	DELIVERY TIME
Standard Delivery	£22.95	7 to 10 working days

UK Mainland

SERVICE	DELIVERY PRICE	DELIVERY TIME
Standard Delivery	£5.99	2 to 4 working days
Next Day	£9.99

Scottish Highlands and Islands

SERVICE	DELIVERY PRICE	DELIVERY TIME
Standard Delivery	£22.95	5 to 7 working days

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Sealey VS525 Spark Plug Thread Chaser 14 & 18mm

Product Number: VS525

£15.06 £14.76

OUT OF STOCK

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Corroded or carbon-fouled spark plug threads can make removal difficult and risk further damage to the cylinder head. The Sealey VS525 Spark Plug Thread Chaser cleans corrosion and carbon build-up from spark plug threads and can also restore minor cross-threading damage, helping to avoid costly repairs. Compatible with 14mm and 18mm spark plug threads, with thread lengths of 15mm and 18mm respectively, it is used with a 21mm spark plug socket (maximum drive diameter 21mm). A practical addition to any workshop toolkit for routine maintenance and engine servicing.

Key Features:

Sealey VS525 Spark Plug Thread Chaser 14 is presented as a model-specific workshop product, combining the supplied title, description and specifications for accurate catalogue use.
Key technical details include maximum drive diameter Ø21mm, size(s) 14, 18mm, giving buyers clear specification data for accurate selection and comparison.
Safety-focused design includes purpose-built construction to support controlled, safer use in demanding work environments, helping users maintain control during setup, operation and handling.
It is suited to vehicle servicing, repair bays and maintenance tasks where dependable support or lifting is required, matching the product title and supplied description.
A key selling point is its maximum drive diameter ø21mm specification, giving this model a clear product-specific advantage for buyers comparing similar workshop options.
Operational details include length 15, 18mm, supporting product setup, handling and internal catalogue accuracy for everyday workshop use during routine service work.

About PartsForMachines:

PartsForMachines is a premier e-commerce platform, founded in 2019 in Warwickshire, UK, specializing in aftermarket parts and services for construction, agriculture, and industrial machinery. We offer an extensive catalog of over 500,000 products. Standard delivery: 1–3 working days within UK mainland. We are proud to be an authorised distributor, giving customers extra confidence when purchasing genuine products from us. In addition, we provide a 30-day return policy for eligible items.

PRE BOOK

Model No	VS525
Brand	Sealey
Maximum Drive Diameter	Ø21mm
Nett Weight	0.14kg
Size(s)	14, 18mm
Thread Length	15, 18mm

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Engine Parts	Product Number	Product Name	Recommended Units	Product Price

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Standard Delivery: £5.99
Next Day Delivery Available
Delivery Estimate: 2 to 4 working days
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Technical Specification
PRODUCT NUMBER	12242	12243	13867	13868	23254	31967	99949	MS160	MS157	MS158	MS161	VS0453	VS527	SX0320	SX0222
Type	Spark Plug Tool	Spark Plug Tool	Spark Plug Tool	Spark Plug Tool		Wrench	Wrench	Spark Plug Tool	Spark Plug Tool	Spark Plug Tool	Spark Plug Tool			Chaser	Wrench
Brand								Sealey	Sealey	Sealey	Sealey	Sealey	Sealey	Sealey	Sealey
Length (mm)	300	300	10	14		11	19	16	18	21	21		25	80	22
Model No								MS160	MS157	MS158	MS161	VS0453	VS527	SX0320	SX0222
Nett Weight								0.07kg	0.15kg	0.00kg	0.00kg	0.27kg	70g	0.83kg	0.39kg
Weight (kg)								07	15	00	00	27		83	39

Technical

Q 1. What thread sizes does the VS525 work with?

A. The Sealey VS525 Spark Plug Thread Chaser is designed for use with 14mm and 18mm spark plug threads.

Q 2. What are the thread lengths on the VS525?

A. The thread lengths are 15mm for the 14mm chaser and 18mm for the 18mm chaser.

Q 3. What socket do I need to use the VS525?

A. The VS525 is used with a 21mm spark plug socket. The maximum drive diameter is Ø21mm.

Q 4. Can the VS525 repair cross-threaded spark plug threads?

A. The VS525 can restore minor cross-threading damage. For more severe damage, please refer to the product label for guidance, or contact Parts for Machines for confirmation.

Q 5. What does the VS525 clean from spark plug threads?

A. It is suitable for cleaning corrosion and carbon build-up from spark plug threads.

Q 6. Are there alternative thread cleaning or repair tools available?

A. Yes. Alternative products that perform a similar function include AK1621, AK654, AK6541, and AK6543. Each is a different product - check individual listings for their specifications to find the best fit for your needs.

Q 7. How long does delivery take?

A. Standard UK mainland delivery is 3-5 working days.

Q 8. What warranty does this product come with?

A. Every product comes with a different guarantee and warranty. Warranty details are shown in the product's tech specs or datasheet where available.

Q 9. What payment methods do you accept?

A. We accept all major credit and debit cards, along with PayPal.