Selected Filters

Applications for SLP-H661CP30

Speed-Pro Hypereutectic Pistons H661CP 30

Speed-Pro Hypereutectic Pistons H661CP 30

SLP-H661CP30

5 out of 5 stars ( 3 )

Part Number: SLP-H661CP30

Estimated Ship Date: Monday 10/19/2026

$318.99

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Applications

Filters

Results Found: 4

Make:

GMC

Model:

K25

Submodel:

BASE

Beginning Year:

1977

Ending Year:

1978

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

United States (USA)

Extended Application Information:

0.030 (in) Oversize

Engine VIN Code:

S

Region:

USA

Make:

GMC

Model:

K25

Submodel:

HIGH SIERRA

Beginning Year:

1977

Ending Year:

1978

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

United States (USA)

Extended Application Information:

0.030 (in) Oversize

Engine VIN Code:

S

Region:

USA

Make:

GMC

Model:

K25

Submodel:

SIERRA CLASSIC

Beginning Year:

1977

Ending Year:

1978

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

United States (USA)

Extended Application Information:

0.030 (in) Oversize

Engine VIN Code:

S

Region:

USA

Make:

GMC

Model:

K25

Submodel:

SIERRA GRANDE

Beginning Year:

1977

Ending Year:

1978

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

United States (USA)

Extended Application Information:

0.030 (in) Oversize

Engine VIN Code:

S

Region:

USA

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