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ARP Conrod Rod Bolt Billet Length Measurement Stretch Gauge Tool with Case 100-9942

SKU: 100-9942

£222.00 (£185.00 + VAT)



Product Description

ARP Head Studs and Bolts, available in the UK from Tuning Developments.

ARP started applying technology to race fastener design and manufacturing in 1968. Today ARP is the industry standard for performance fasteners and used over the globe in various projects. ARP’s product line contains of thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, NASCAR and NHRA drag racing and marine applications.

Tuning Developments carry a large stock of ARP Head Studs and Head Bolts on the shelf in the UK, available for next day delivery in most cases. Tuning Developments can supply the entire ARP catalogue, so if you cannot see what you need listed online, either give us a call on or alternatively send an email to [email protected] and our experienced sales team will be happy to help.

ARP manufactures fasteners from a wide assortment of materials ranging from popular stainless steel and 8740 chrome moly to exotic alloys that have been developed to handle space travel.

You should also know that there are grades within specific alloys. For example, 8740 is available in four grades:

1. SDF (guaranteed seamless and defect free).
2. CHQ (cold head quality).
3. Aircraft.
4. Commercial

ARP uses only the first two (SDF and CHQ) for its products, even though they cost more than double “Aircraft” quality.

Tuning Developments list a wide selection of ARP Head Studs and Head Bolts, however to view the full ARP Catalogue please click here to be redirected.

For more information on ARP Head Studs and Bolts, please click here to be redirected to the main ARP-Bolts website.


ARP Rod Bolt Stretch Gauges
Check connecting rod bolt stretch accurately with ARP rod bolt stretch gauges. They are highly recommended when installing rod bolts and other fasteners where it is possible to measure the length of the bolt after tightening.

Provides Facility To Measure Length Of Bolt After Tightening
Reads In Increments Of .0005″
Includes Heavy Duty Carry Case
The ARP Rod Bolt Stretch Gauge provides an extremely useful solution to measure the length of a bolt following tightening.

This gauge has been developed to provide optimum accuracy in determining the correct pre-load in the installed rod bolt (reduce the possibility of bolt stress when the engine is under operation). The products main purpose is to assist in properly setting up a rod for resizing, obtaining the proper torque load when installed in the engine, and monitoring the condition of the bolt while in use. This is particularly useful if an engine is internally monitored regularly.

Includes heavy duty carry case for storage and transportation.

ARP Stretch Gauge Kit 100-9942 to suit:


Please note picture is for illustration purposes only.

Additional Info

Additional information

Weight 4 kg
Dimensions 30 × 15 × 15 cm

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