Page 80 - Mercury Repower Guide

OVERSIZE BEARINGS AND VALVES CHART

OVERSIZE BEARINGS AND VALVES CHART

Oversize Bearings & Vavles Cross Reference
Engine Model P/N Int'l P/N Crankshaft Bearings - .030 Connecting Rod Bearings Intake Valve - O.S. Exhaust Valve - O.S.
(.76 mm) O.S. - .030 (.76 mm) O.S.
3.0L Longblock 805052R 5 8M0062850 23-8M0123479 23-8M0123485 8M0123495(1) 8M0123505(1)

4.3L Longblock 86-92 14149R 5 14149R50 23-8M0123480 23-8M0123486 8M0123495(1) 8M0136920(1)
4.3L Longblock 93-96 806347R 5 806347R50 23-8M0123480 23-8M0123486 8M0123495(1) 8M0136920(1)
4.3L Gen+ Longblock 96-99 807736R 5 807736R50 23-8M0123480 23-8M0123486 8M0123492(1) 8M0123501(1)
4.3L Gen+ Carb/TBI Longblock 00-07 862757R01 N/A 23-8M0123480 23-8M0123486 8M0123492(1) 8M0123501(1)
4.3L Gen+ MPI Longblock 02-07 864256R05 8M0063328 23-8M0123480 23-8M0123486 8M0123492(1) 8M0123501(1)
4.3L Gen+ MPI Longblock 02-07 8M0057441 8M0063328 23-8M0123480 23-8M0123486 8M0123492(1) 8M0123501(1)
4.3L Gen+ Longblock 07-16 879150R31 N/A 23-8M0123480 23-8M0123486 8M0123492(1) 8M0123501(1)

5.0L Longblock 87-95 805636R 5 805636R50 23-8M0123480 23-8M0123485 8M0123491(1) 8M0123499(1)
5.0L Gen+ Longblock 863660R05 N/A 23-8M0123480 23-8M0123485 8M0136919(1) 8M0123500(1)
5.0L Gen+ Longblock 8M0057443 N/A 23-8M0123480 23-8M0123485 8M0136919(1) 8M0123500(1)

5.7L Longblock 87-95 883944R 5 883944R50 23-8M0123480 23-8M0123485 8M0123492(1) 8M0123500(1)
5.7L Longblock (roller lifter) 91-97 807447R 5 807447R50 23-8M0123480 23-8M0123485 8M0123492(1) 8M0123500(1) MERCRUISER
5.7L Longblock (roller lifter) 91-97, Non-rtn container 807447R60 807447R50 23-8M0123480 23-8M0123485 8M0123492(1) 8M0123500(1)
357 Bravo Longblock 807447R03 N/A 23-8M0123480 23-8M0123485 8M0123492(1) 8M0123500(1)
5.7L Gen+ Longblock 96 EFI (for use w/mech fuel pump) 860186R 5 N/A 23-8M0123480 23-8M0123485 8M0123492(1) 8M0123500(1)
5.7L Gen+ Longblock 96-15 807449R 5 807449R50 23-8M0123480 23-8M0123485 8M0123492(1) 8M0123500(1)
5.7L Gen+ MPI Longblock 02-04 863661R 5 N/A 23-8M0123480 23-8M0123485 8M0123492(1) 8M0123500(1)
5.7L Gen+ MPI Longblock 05-15 (dual knock sensors) 866138R03 N/A 23-8M0123480 23-8M0123485 8M0123492(1) 8M0123500(1)
5.7L Longblock Volvo GXi, GSi & OSi 99-15 8M0052529 N/A 23-8M0123480 23-8M0123485 8M0123492(1) 8M0123500(1)

6.2L Longblock 99-01 862760R01 N/A 23-8M0123481 23-8M0123488 8M0123492(1) 8M0123500(1)
6.2L Longblock 06-09 8M0061211 N/A 23-818465(4) 23- 85701(4) 802555(4) 824317 1(4)

383 Mag 4V Longblock, MCM & MIE (LH) 807447R02 N/A 23-8M0123482(2) 23-8M0123487 8M0123492(1) 8M0123500(1)
MIE 383 Mag 4V (RH) 8M0062371 N/A 23-8M0123482(2) 23-8M0123487 8M0123492(1) 8M0123500(1)
383 Mag Stroker Bravo MPI Longblock 865108R01 N/A 31-849396(4) 849391T(4) 809992(4) 824317 1(4)

7.4L Gen V Longblock 92-96 806351R 5 806351R50 23-8M0123483 23-8M0123490 8M0123498(1) 8M0123506(1)
7.4L (L29) Longblock 98-02 883281R 5 883281R50 23-8M0123483 23-8M0123490 8M0123498(1) 8M0123506(1)

8.1L Longblock (01-up) 8M0086000 N/A 23-8M0123484 23-8M0123489 8M0123494(3) 8M0123503(3)
8.1L HO Longblock (01-up) 8M0086001 N/A 23-8M0123484 23-8M0123489 8M0123494(3) 8M0123503(3)

502 Longblock (93-01) 8M0093551 N/A 23-818473001(4) 23- 85726001(4) 821024T(4) 816962(4)
502 Longblock (93-01) 8M0113061 N/A 23-818473001(4) 23- 85726001(4) 821024T(4) 816962(4)

540 Stroker Longblock 8M0101598 N/A 23-818473001(4) 23- 85726001(4) N/A N/A
(1) .015 in (.38 mm) O.S.
(2) .020 in (.51 mm) O.S.
(3) .030 in (.76 mm) O.S.
(4) Standard size

2019 Repower Product Guide 67