This ARP rod bolt stretch gauge measures bolt stretch during engine assembly to help set connecting rod bolts to their proper preload rather than relying on torque alone. It has an adjustable length body and a dial indicator that reads in 0.0005 in increments, with a steel body for durability.
Specifications:
- Type: Rod Bolt Stretch Gauge
- Length: Adjustable
- Indicator: Dial, 0.0005 in Increments
- Body Material: Steel
- Quantity: Each
- Part Number: 100-9941
FAQ
What is a rod bolt stretch gauge used for?
It measures how much a connecting rod bolt stretches when tightened, which lets an engine builder set bolts to a precise preload rather than relying on torque value alone.
How precise is the dial indicator?
It reads in 0.0005 in increments.
Is the gauge adjustable for different rod lengths?
Yes, the gauge body is adjustable in length.
What is the gauge body made from?
It has a steel body.

