BUICK

Cyl.
Engine
Bore		 Years
Comp.
Ratio		 NOTES: Part No.
Sizes		 Rings O.E. Assy.
No.		 O.E. Casting
No.		 Head
Shape
V6 181
3.0L
3.800(IN)
96.5(MM)

BUICK
ENGINE
1982-87

8.45
LK9 engine. Flat head. 1986 high deck engines, used in "C" cars only.

Comp. Ht. 1.808
Pin Dia..9398 Offset
1734
Std.
.020
.030
.040
.060
2-5/64
1-3/16
25511557
25516698
25509349
25513034
V6 181
3.0L
3.800(IN)
96.5(MM)

BUICK
ENGINE
1985-88

9.0
Low deck M.F.I., VIN L. 2.49" dia. head recess .160" deep. LN7 engine.

APPROXIMATE HEAD VOLUME=11cc


Comp. Ht. 1.805
Pin Dia..9398 Offset
1736
Std.
.020
.030
.040
.060
2-5/64
1-3/16
25522584
25521607
V6 191
3.1L
3.504(IN)
89(MM)

CHEVY
ENGINE
1988-95

8.8
2.88" dia. head recess .247" deep.

APPROXIMATE HEAD VOLUME=26cc

Comp. Ht. 1.450
Pin Dia..9054
1496
Std.
.5mm
.75mm
1.0mm
2-1.5mm
1-4.0mm
10070183
10146881
10087662
10146880
V6 191
3.1L
3.504(IN)
89(MM)

CHEVY
ENGINE
1988-95

8.8
Coated skirt, 2.88" dia. head recess .247" deep.

APPROXIMATE HEAD VOLUME=26cc

Comp. Ht. 1.450
Pin Dia..9054
1496C
Std.
.5mm
.75mm
1.0mm
2-1.5mm
1-4.0mm
10070183
10146881
10087662
10146880
V6 196
3.2L
3.500(IN)
88.9(MM)

BUICK
ENGINE
1978-79

8.0
2.79" dia. head recess .094" deep. Discontinued upon depletion of stock.

APPROXIMATE HEAD VOLUME=9.5cc

Comp. Ht. 1.780
Pin Dia..9398 Center
1733
Std.
.020
.030
.040
.060
2-5/64
1-3/16
1259577
1262912
1257014
1262803
V6 204
3.3L
3.700(IN)
94(MM)

BUICK
ENGINE
1989-93

9.0
2.83" dia. head recess .123" deep.

APPROXIMATE HEAD VOLUME=11cc

Comp. Ht. 1.310
Pin Dia..9054
1743
Std.
.5mm
.75mm
1.0mm
2-1.5mm
1-3.0mm
25535356
24501065
25532084
V8 215
3.5L
3.500(IN)
88.9(MM)

BUICK
ENGINE
1961-63

8.8
2.812" dia. head recess .156" deep.

APPROXIMATE HEAD VOLUME=15.5cc

Comp. Ht. 1.843
Pin Dia..8750
1718
Std.
.020
.030
.040
.060
2-5/64
1-3/16
1389184
1399081
1193816
1353006
V8 215
3.5L
3.500(IN)
88.9(MM)

BUICK
ENGINE
1961-63

9.6
2.68" dia. head recess .091" deep. Higher compression version of 1718. From factory only.

APPROXIMATE HEAD VOLUME=9cc

Comp. Ht. 1.843
Pin Dia..8750 Center
9598
Std.
.020
.030
.040
.060
2-5/64
1-3/16

V6 225
3.7L
3.750(IN)
95.25(MM)

BUICK
ENGINE
1964-67

8.3
3.06" dia. head recess .23" deep.

APPROXIMATE HEAD VOLUME=26cc

Comp. Ht. 1.835
Pin Dia..9398 Offset
1724
Std.
.020
.030
.040
.060
2-5/64
1-3/16
1399524
1357553
* NEW PISTON, AVAILABLE NOW
**NEW PISTON, CHECK FOR AVAILABILITY
Page 12

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