Spark Plug Gap - No Longer Included on Emission Label
Number 86-6(Gasoline)-10B Date 5/86Subject: SPARK PLUG GAP
1985 AND 1986 ENGINES USED ON ALL PONTIAC CARLINES
Emission labels used on 1985-1986 Pontiac Carlines no longer include spark plug gap information. Following is a list of correct spark plug gaps for all 1985-1986 engines: (For spark plug gap information in model years 1981 through 1984, see bulletin 85-6-11.)
ENGINE 1985 1986
VIN DISPL. PLUG GAP PLUG GAP
C 1.6L R42CTS .035 R42CTS .035
O 1.8L R44XLS .035 R44XLS .035
J 1.8L R42CXLS .035 R42CXLS .035
P 2.0L R42CTS .035 R42CTS .035
2 2.5L R43TSX .060 R43CTS6 .060
R 2.5L R43TSX .060 R43CTS6 .060
U 2.5L R43TSX .060 R43CTS6 .060
X 2.8L R43CTS .045 R43CTS .045
W 2.8L R42CTS .045 R42CTS .045
S 2.8L R42CTS .045 R42CTS .045
9 2.8L R42CTS .045 R42CTS .045
L 3.0L R44LTS .040 R44LTS .045
A 3.8L R45TSX .060 R45TSX .060
Z 4.3L R43CTS .035 R43CTS .035
H 5.0L R45TS .045 R43TS .035
G 5.0L R44TS .045 R43CTS .035
F 5.0L R43CTS .045 R43CTS .035
Y 5.0L --- ---- FR3LS6 .060