Tune Up Specifications - Mercury HP 500 EFI Bravo XR/XZ/III User Manual

Engine Specifications (cont.)
MODEL
Oil Pressure
@ Idle rpm (Hot)
Min. Oil Pressure
@ W.O.T.
Engine Oil Temp.
@ 5200 rpm
Thermostat
Engine Water Pres-
sure @ 4800–5200
rpm
1
Engines are equipped with an ignition system that have a built-in 5400 rpm rev
limiter. Engine is performing normally if it will not exceed this rpm.

Tune Up Specifications

MODEL
Spark Plug Type
Spark Plug Gap
Timing @ Idle
rpm
Firing Order
Serpentine Belt
Tension (Note 2)
Note 1: A special procedure must be followed to check or adjust timing. Consult your
Authorized MerCruiser Dealer before attempting this procedure.
Note 2: Special belt tension tool required.
500 EFI Bravo
SPECIFICATIONS
20 psi min.-30 psi max. measured at the
AC-MR43T, NGK BR6FS, P/N 33-59571 or
500 EFI
30 psi (207 kPa)
45 psi Min. (310 kPa)
170°-180°F (77° –82°C)
140°F (61°C)
lower block drain position
500 EFI
Champion RV8C
.035 in. (0.9 mm)
8° BTDC (See Note)
1-8-4-3-6-5-7-2
New 120 lbs. (530 N)
Used 80 lbs (350 N)
37