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IPD 3406B Enhanced Durability Kit
Main Bearing Size:
Rod Bearing Size:
1 piece aluminum piston to a 2 piece piston design with a steel crown for enhanced durability.
To make this kit work properly in a 3406B on highway engine, the single tube cooling jets need to be upgraded to dual tube cooling jets. As well as, the oil pump pressure spring retainer. See
for parts numbers.
(6) Pistons with Skirts/Piston Pins/Rings
(6) Liners with Crevice Type Seal
(7) Main Bearings
(1) In-frame Gasket Set
(1) Thrust Bearing
(6) Rod Bearings
You must increase oil pump relief valve pressure setting on your existing 480 kPa (70 psi) engine oil pump by replacing the 9Y-1800 Retainer with a new 9Y-1792 Retainer.
There are two different sizes of cooling jets. Use the 166-3650 Piston Cooling Jet and the 111-8606 Special Bolt for a 3/8-16-2A thread hole. Use the 277-3076 Oil Jet Tube As and the 151-5925 Bolt for a 7/16-14-2A thread hole.
No Warranty offered with this product. Off Highway Use Only.
Free shipping to business address
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