Engine Details • GMC 327CID (5.3L) GAS • 1962–69
Models
C15/C1500 Pickup, C15/C1500 Suburban, C25/C2500 Pickup, C25/C2500 Suburban, C35/C3500 Pickup, G15/G1500 Van, G25/G2500 Van, K15/K1500 Pickup, K15/K1500 Suburban, K25/K2500 Pickup, K25/K2500 Suburban, K35/K3500 Pickup, Suburban
Liters
5.3
CID
327
Fuel / Delivery
GAS / CARB
Cyl.
8
Version
-
VIN
E, FB, HJ
Desc.
-
Bore
4.00'' (101.6mm)
Stroke
3.25'' (82.5mm)
Head
OHV
Asp.
N
Misc.
-
Available Part Categories
Please select to update the part list below:
Valve Seat for GMC 327CID (5.3L) GAS • 1962–69
14 parts found
| Part No. | Description | Quantity | Specs |
|---|---|---|---|
| 30503 | Exh., with 1.500" Valve Head Dia. | 8 | |
| 30503S | Package of 4 each of 30503 | 8 | |
| 30530 | Int., with 1.720" Valve Head Dia. | 8 | |
| 30530S | Package of 4 each of 30530 | 8 | |
| 30645 | Exh., with 1.500" Valve Head Dia., Optional Straight I.D. | 8 | |
| 30645S | Package of 4 each of 30645 | 8 | |
| 30664 | Exh., with 1.600" Valve Head Dia. | 8 | |
| 30664+10 | Exh., .010" Oversize, with 1.600" Valve Head Dia. | 16 | |
| 30664S | Package of 4 each of 30664 | 8 | |
| 30664S+10 | Package of 4 each of 30664+10 | 16 | |
| 30952 | Int., '62-64 with 1.940" Valve Head Dia. | 8 | |
| 30952S | Package of 4 each of 30952 | 8 | |
| 39961 | Int., '65-69 with 2.020" Valve Head Dia. | 8 | |
| 39961S | Package of 4 each of 39961 | 8 |