JEGS
Aluminum Roller Rocker Arms Small Block Ford 289-302-351W [1.6 Ratio, 3/8 in. Stud]
555-20990
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Small Block Ford
JEGS 555-20990 Aluminum Roller Rocker Arms Features:
- Rocker arm reduces friction adding an additional 10-15 horsepower
- Roller tip design prevents valve stem and guide wear
- Guide Plates Required, sold separately
- 0.550 in. Slot Width
Specifications:
Said shims not included, what’s the part number for those and why would they be needed?
Where are these made? Country of origin?
Will they work on 69 351 w with studs ans guide plates
Hello are those fit in a stock 351W 5.8 1994
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