SEI Marine Products

Replaces OE# 11-812820 1

Replaces OE# 313453

Replaces OE# 320304

Replaces OE# 319747

Replaces OE# 320309

Replaces OE# 53-23721

Replaces OE# 53-29641

Replaces OE# 53-30523

Replaces OE# 53-805272

Replaces OE# 53-880719

Replaces OE# 912992

Replaces OE# 313445

Replaces OE# 93390-000U2-00

Replaces OE# 93341-465U4-00

Replaces OE# 17-85593

Replaces OE# 311538

Fits Mercruiser Alpha I
Driven gear bearing
1.32:1 ratio only

Fits Mercruiser Alpha I
Driven gear bearing
1.5 / 1.47 ratios only
Fits SEI 1.62 HD gears

Fits Mercruiser I, R, MR, Alpha I, and Alpha Gen II
Driven gear bearing
1.65, 1.84, and 1.98 ratios only

Fits Mercruiser I, R, MR, Alpha One, & Alpha Gen II
Input shaft bearing set
For press-fit gears only
Not for 1.32:1 ratio