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Performer RPM 351C
- Designed for 351C, 351M & 400M Ford engines
- Very streetable 190cc intake runners
- 2.05" intake and 1.60" exhaust valves
- "Compact charge" kidney shape combustion chamber design
- Intake and exhaust ports based on 2V design
- Optimized spark plug location provides improved header clearance
- Match with Edelbrock RPM Air-Gap manifolds for optimum performance
Cylinder Head Specifications |
| Combustion chamber volume |
60cc |
| Intake runner volume |
190cc |
| Exhaust runner volume |
90cc |
| Intake valve diameter |
2.05" |
| Exhaust valve diameter |
1.60" |
| Valve stem diameter |
11/32" |
| Valve guides |
Manganese bronze |
| Deck thickness |
5/8" |
| Valve spring diameter |
1.55" |
| Valve spring maximum lift |
.580" |
| Rocker stud |
7/16" |
| Guideplate |
Hardended steel |
| Pushrod diameter |
5/16" |
| Valve angle |
TBD |
| Exhaust port location |
Stock |
| Spark plug fitment |
14mm x 3/4 reach, gasket seat |
| Made In |
USA |
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Technical Notes: Match with Edelbrock head gasket sets. With 7/16" bolts on 289/302 engines, use Edelbrock stepped head bolt washer kit #9680. Bare heads will have valve guides and seats installed, but will require final sizing and a valve job to match the valves you will be using. Recommended spark plugs 14mm x 3/4" reach with flat gasket seat (Champion RC12YC) . |
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| Description |
Bare (Single) |
Complete (Single) |
| Performer RPM for Ford 351C (with springs for hydraulic flat tappet cams) |
61609* |
61629* |
| Performer RPM for Ford 351C (with springs for hydraulic roller cams) |
61609* |
61625* |
| Performer RPM for Ford 351C (with springs for hydraulic flat tappet cams) |
61607* |
N/A |
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Flow Numbers as tested by Edelbrock's SuperFlo SF-1020 flow bench
| #61629 |
| Valve Lift |
.100" |
.200" |
.300" |
.400" |
.500" |
.600" |
.700" |
| Intake |
58 |
120 |
180 |
227 |
260 |
265 |
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| Exhaust |
54 |
105 |
138 |
151 |
161 |
165 |
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AMC
Flathead
