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Side by side compares |
| Comparing Small block Bellhousings starter position |
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The main difference between small block 221 260 289 302 351W and 351C bellhousings is the with the flywheel size. 157 and 164 thoot are the 2 versions of flywheels and each flywheel requires a specific bellhousing. The way each bellhousing can be identified is by looking at the starter position. more ...
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| Dan Case comparing parts |
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Extensive descriptions and comparaisons on Cobra's and other Ford parts. Great details. more ... |
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| Toploader input shafts |
2 different INPUT shaft are commonly available for all V8 Ford's, 1 1/16" and 1 3/8". But both input shafts have the same number of splines of 10. |
Small Shaft |
Big Shaft |
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1 1/16 " input shaft
10 spline
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1 3/8 " input shaft
10 spline
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| Toploader bellhousing bolt patterns |
2 different bolt patterns. Early Toploaders used a narrow bolt pattern type for attaching the transmission to the bellhousing and the later versions used a wider butterfly type bolt pattern. |
Narrow pattern |
Butterfly bolt pattern |
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Early type pattern |
Later type pattern |
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| Comparing original 67-70 Shelby GT 350 small block COBRA closed letters Valve covers with reproductions. |
There are several differences between original and reproduction Cobra closed lettered valve covers. The biggest difference is the squared bolt cutout on the originals versus a rounded type cutout on the more ... |
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