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Proform for Roller Rocker Arm Set 1.7 Ratio 5/16 Stud Pedestal Mount Fits Ford

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3.7(3 reviews)Listed since Jun 2026
New⭐ Top Rated SellerFree shippingFree returnsProform

$285.28

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Free shipping (Standard Shipping)

📦 Est. delivery Jun 26, 2026Jun 27, 2026

Ships from San Leandro, California, US

🌍 Ships to 164 countries

↩️ Returns accepted · 30 calendar day · seller pays return shipping

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About this item

Fits Ford S/B aluminum cylinder heads, pedestal mount '77-'94, 302HO and 351W hydraulic and roller cams. Rid your engine of internal friction with roller-tipped rocker arms. Precision machined to insure consistency and ratio accuracy.

Specifications

BrandProform
TypeEngine Rocker Arm
Manufacturer Part Number66878
Performance PartYes
Manufacturer WarrantyYes
UPC037995368785

Item description from seller

Manufacturer: ProformRead more ▾

Manufacturer: Proform

Part Number: 66878

Condition: New

Product Description:

PROFORM Super Street Aluminum Roller Rockers have a beautiful anodized finish, extremely tight tolerances, and upgraded cage bearings. Fits Ford S/B aluminum cylinder heads, pedestal mount '77-'94, 302HO and 351W hydraulic and roller cams. Rid your engine of internal friction with roller-tipped rocker arms. The race-proven full needle bearing, fulcrum, and roller tip not only unleash horsepower, they also lengthen valve train component life and reduce wear and tear on valve stem tips. Precision machined to insure consistency and ratio accuracy. Engine Roller Rocker Arm Set

1.7 Ratio 5/16 Stud

Pedestal Mount

Extruded Aluminum Type with Roller Needle Bearing Trunions

Fits Ford 1977-1994 302HO and 351W Engines With Hydraulic and Roller Cams

Poly Locks Included

One Set of 16 pcs

Additional Information:

Proform 66878 Roller Rocker Arm Set; 1.7 Ratio 5/16 Stud; Pedestal Mount; Fits Ford 302HO/351W Applications: Ford 302HO; 351W Engines 1977 to 1994

Arm Style: Full Roller

Body Style: Standard

Category: Roller Rocker Arm Set

Engine: Ford 302HO & 351W

Fasteners Included: Yes

Feature/Benefit: Fits Ford Aluminum Cylinder Heads

Finish: Blue Anodized

Includes Shims: NO

Make: Ford

Material: Extruded Aluminum

Maximum Spring Diameter (In.): 1.500 in.

Mounting Style: Pedestal

Nut Style: n/a

Part Type: Rocker Arm

Ratio: 1.7

Self-Aligning: No

Stud Diameter (in.): 5/16 in.

Guaranteed Fitments:

1979-1997 Ford F-350

1980-1980 Mercury Marquis

1980-1986 Mercury Grand Marquis

1982-1995 Ford Mustang

1984-1985 Ford LTD

1984-1986 Mercury Capri

1985-1992 Lincoln Mark VII

1991-1993 Ford Thunderbird

1991-1993 Mercury Cougar

1994-1996 Ford Bronco

1994-1996 Ford E-150 Econoline

1994-1996 Ford E-150 Econoline Club Wagon

1994-1996 Ford E-250 Econoline

1994-1996 Ford E-350 Econoline

1994-1996 Ford E-350 Econoline Club Wagon

1994-1996 Ford F-150

1994-1996 Ford F-250

1996-1996 Ford Econoline Super Duty

1997-1997 Ford F-250 HD

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