2PCS Dowel Pins 551342 Engine to Transmission Alignment Pin Stock Length 1.125"

Dowel Pins

These engine to transmission alignment dowel pins ensure the precise mating of your engine block to the transmission housing, referencing part number 551342.

Overview

These dowel pins provide crucial alignment to prevent drivetrain binding and premature wear on input shaft components. Designed for automotive builders and technicians, these dowel pins maintain the exact spacing needed during transmission installation. Using reliable dowel pins prevents clutch chatter and extends the life of your torque converter or pilot bearing.

Built For Performance

• Precision machined steel ensures consistent dimensions
• Stock length of 1.125 inches fits standard alignment holes
• Durable construction resists shearing and bending under torque
• Pack of two pieces provides complete alignment support

On-The-Job Use

• Aligns transmission bellhousing to engine block during assembly
• Prevents starter motor misalignment and gear grinding
• Ensures proper clutch and flywheel spacing in manual conversions

Specs At A Glance

Good To Know

Q: Why are alignment dowel pins so important? A: Incorrect alignment between the engine and transmission can cause severe vibrations, pilot bearing failure, and premature transmission wear.

Q: Can these pins be reused? A: While they can be reused if undamaged, replacing them ensures there are no burrs or bends that could compromise alignment.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.