Detroit Diesel DD15 DD16 Intake Valve Seat | SB1934E-1 | STD

New aftermarket intake valve seat insert (part number SB1934E-1) for Detroit Diesel DD15 (14.8L) and DD16 (15.6L) diesel engines, standard size. Manufactured by SB International, this is a semifinished-OD seat insert installed into the cylinder head and machined to final fit during a valve job. It restores the intake valve sealing surface to specification.

Key Features:

• New aftermarket intake valve seat insert, part number SB1934E-1
• For Detroit Diesel DD15 (14.8L) and DD16 (15.6L) cylinder heads
• Standard size; semifinished outer diameter for machining to final fit
• 20° seat angle; OD 1.934", ID 1.562", depth 0.310"
• Restores the intake valve sealing surface to OE specification

Specifications:

• Base part number: SB1934E-1 (SB International)
• Component type: Intake valve seat insert
• Size: Standard (STD), semifinished OD
• Seat angle: 20°
• Outer diameter: 1.934"
• Inner diameter: 1.562"
• Depth: 0.310"
• Condition: New — Aftermarket (SB International)
• Engine make: Detroit Diesel
• Engine models: DD15 (14.8L / 906 C.I.), DD16 (15.6L / 952 C.I.) — DOHC, 24-valve, turbo

Compatibility / Fitment:

• Fits Detroit Diesel DD15 (14.8L) and DD16 (15.6L) diesel engine cylinder heads (DOHC, 24-valve, turbo)
• Intake position, standard size — oversize versions carry different part numbers
• Semifinished OD — installed and then machined to final fit; intended for professional cylinder head service
• Confirm intake vs. exhaust and standard vs. oversize before ordering
• Verify by engine model and head casting before ordering

Conclusion:

The SB International SB1934E-1 is a new aftermarket standard-size intake valve seat insert for Detroit Diesel DD15 (14.8L) and DD16 (15.6L) engines, supplied with a semifinished OD for machining to final fit. It restores the intake valve sealing surface to specification during a valve job. Confirm position, size, and engine application before ordering.