Mr Gasket Sure-Lock Rocker Arm Nuts SB-Chevy, Pontiac V8, Ford 289-351 (except 351C)
720-920G




Items You Need
For Stock Rocker Arms
Specifications:
Designed to keep the rocker arms positively locked for precise and critical valve train adjustments. Manufactured from quality grade steel, then heat-treated for extra strength and plated with a durable finish. Kits include 16 rocker arm nuts with socket head set screws and one hex key wrench.
Does Mr Gasket 920G fit your vehicle?
1972 PONTIAC BONNEVILLE
- Liter: 6.6
- SubModel: BASE
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 400
- Engine Type: V8 ( 6.6L / 400 )
- Engine Vin: S
1979 CHEVROLET MONZA
- Liter: 5
- SubModel: BASE
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 305
- Engine Type: V8 ( 5L / 305 )
- Engine Vin: G
1972 CHEVROLET CHEVELLE
- Liter: 5
- SubModel: NOMAD
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 307
- Engine Type: V8 ( 5L / 307 )
- Engine Vin: F
1970 CHEVROLET C10 SUBURBAN
- Liter: 5.7
- SubModel: BASE
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 350
- Engine Type: V8 ( 5.7L / 350 )
- Engine Vin: E
1970 PONTIAC CATALINA
- Liter: 7.5
- SubModel: VENTURA
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 455
- Engine Type: V8 ( 7.5L / 455 )
- Engine Vin: -
1971 PONTIAC CATALINA
- Liter: 6.6
- SubModel: BROUGHAM
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 400
- Engine Type: V8 ( 6.6L / 400 )
- Engine Vin: -
1978 PONTIAC BONNEVILLE
- Liter: 6.6
- SubModel: BASE
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 400
- Engine Type: V8 ( 6.6L / 400 )
- Engine Vin: Z
1971 CHEVROLET EL CAMINO
- Liter: 5
- SubModel: CUSTOM
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 307
- Engine Type: V8 ( 5L / 307 )
- Engine Vin: -
1974 CHEVROLET EL CAMINO
- Liter: 6.6
- SubModel: BASE
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 400
- Engine Type: V8 ( 6.6L / 400 )
- Engine Vin: R
1974 CHEVROLET C10 SUBURBAN
- Liter: 5.7
- SubModel: BASE
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 350
- Engine Type: V8 ( 5.7L / 350 )
- Engine Vin: V
1980 CHEVROLET K20
- Liter: 6.6
- SubModel: SCOTTSDALE
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 400
- Engine Type: V8 ( 6.6L / 400 )
- Engine Vin: X
1976 PONTIAC FIREBIRD
- Liter: 6.6
- SubModel: ESPRIT
- Aspiration: NATURALLY ASPIRATED
- Fitment Notes: 3/8 in. Stud; For Stock Rocker Arms; 16 Nuts w/Socket Head Set Screws And Hex Key Wrench; 0.603 in. OD Shank
- CUI: 400
- Engine Type: V8 ( 6.6L / 400 )
- Engine Vin: Z
Will these work with stock rockers or do you have to upgrade to a roller rocker? Pontiac 400
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