CADILLAC

Cyl.
Engine
Bore		 Years
Comp.
Ratio		 NOTES: Part No.
Sizes		 Rings O.E. Assy.
No.		 O.E. Casting
No.		 Head
Shape
V6 252
4.1 L
3.965(IN)
100.7(MM)

BUICK
ENGINE
1980-84

8.0
3.913" dia. head recess .256" deep.

APPROXIMATE HEAD VOLUME=28cc

Comp. Ht. 1.808
Pin Dia..9398 Offset
1732
Std.
.020
.030
.040
.060
2-5/64
1-3/16
25505374
25501263
V8 273
4.5 L
3.622(IN)
92(MM)

CADILLAC
ENGINE
1987-89

9.0
Except Allante. 2.76" dia. head recess .150" deep.

Comp. Ht. 1.640
Pin Dia..8662 Offset
1823**
Std.
.25mm
2-1.5mm
1-3.0mm
1645490
1641341
V8 273
4.5 L
3.622(IN)
92(MM)

CADILLAC
ENGINE
1990-94

9.5
Flat head. 3534204 & 3526531 sleeve.

Comp. Ht. 1.250
Pin Dia..8662 Offset
1822*
Std.
.076mm
.25mm
.5mm
2-1.5mm
1-3.0mm
3521776
1645685
22080C
V8 280
4.6 L
3.661(IN)
93(MM)

CADILLAC
ENGINE
1993-95

10.3
Flat head with 4 valve reliefs. VIN 9 and Y. L37 engine. 270 and 295HP. North Star System.

Comp. Ht. 1.260
Pin Dia..8662 Offset
1824**
Std.
.25mm
2-1.5mm
1-3.0mm
3537178
12552630
3543902
22294D
22294E
V8 298
4.9 L
3.622(IN)
92(MM)

CADILLAC
ENGINE
1991-94

9.5
Non-turbo. Flat head. 3534204 & 3526531 sleeve.

Comp. Ht. 1.250
Pin Dia..8662 Offset
1822*
Std.
.76mm
.25mm
.5mm
2-1.5mm
1-3.0mm
3521776
1645685
22080C
V8 305
5.0 L
3.736(IN)
94.9(MM)

CHEVY
ENGINE
1991-94

8.6
3.10" dia. head recess .040" deep with 4 valve reliefs.

APPROXIMATE HEAD VOLUME=6.5cc

Comp. Ht. 1.540
Pin Dia..9273 Offset
1493
Std.
.020
.030
.040
.060
2-5/64
1-3/16
364702
14094013
361988
14093663
14094009
V8 307
5.0 L
3.800(IN)
96.5(MM)

OLDSMOBILE
ENGINE
1985-90

8.0
Recessed head .270" deep. Broken sets factory only.

APPROXIMATE HEAD VOLUME=15.5cc

Comp. Ht. 1.605
Pin Dia..9805 Offset
1639LR
Std.
.020
.030
.040
.060
2-5/64
1-3/16
22527479
22527480
22527033
V8 350
5.7 L
4.000(IN)
101.6(MM)

CHEVY
ENGINE
1990-95

9.3
10.25
Brougham. Hypereutectic, destroked .020". Flat head 4 valve reliefs.

APPROXIMATE HEAD VOLUME=7cc

Comp. Ht. 1.540
Pin Dia..9273 Offset
H1489*
Std.
.020
.030
.040
.060
1-2.0mm
1-1.5mm
1-4.0mm
10159436-7
10128452
12521445-6
T021101V13
10128454
* NEW PISTON, AVAILABLE NOW
**NEW PISTON, CHECK FOR AVAILABILITY
Page 18

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