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SPELAB Head Stud Replacement Kit Compatible with Chevy 1955-2000 Small Block Gen I 4.3L 4.4L 4.6L 4.9L 5.0L 5.4L 5.7L 6.6L, Cylinder Head Bolt Assembly Kit & Assembly Lubricant
✅ In stock
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Grade
🏷️ Price includes Coupon savings
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Price verified Sep 21, 2026 4:04 PM · Prices & availability subject to change
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💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
SPELAB
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓【Direct Fit Replacement】 Compatible with Chevy 1955-1957 small block Gen I 4.3L, 1957-1967 4.6L, 1962-1969 5.4L, 1967-1968 4.9L, 1967-2000 5.7L, 1968-1973 5.0L, 1970-1980 6.6L, 1976-2000 5.0L, 1979-1982 4.4L, this part is engineered to enhance your vehicle’s performance. Designed to maximize your vehicle’s performance.Please refer to the vehicle compatibility list above for accurate fitment.
✓【Installation reminder】 Place the washers over the studs and onto the dry, clean spot faces of the cylinder head.The stamped side of the washer goes down against the cylinder head. This stamped surface grips the cyinder head preventing the washer from spinning while the nut is belng torqued. The result is accurate and consistent clamp load.（NOTE If you have 2 different sized body bolts, it will not fit）
✓【Kit Includes】The Cylinder Head Bolts kit contains 16* Main body plum blossom bolt 1, length 55MM, 4* Main body plum blossom bolts 2, length 88MM, 14* Main body plum blossom bolt 3, length 106MM, 34* Gasket, 1* Lubricating grease, 1* Neutral instruction manual. The head stud kit black oxide finish provides extra protection against wear and tear, while hardened parallel washers ensure uniform load distribution and precise torque readings.
✓【ULTRA STRENGTH】 Manufactured from 42CrMo material, these head studs deliver superior tensile strength, far surpassing 8740 chromoly steel studs with a rating of 220,000 psi. Threads are rolled post-heat treatment to maximize fatigue resistance, ensuring sufficient clamping force to prevent cylinder head lifting
✓【Optimum Design】At SPELAB, we prioritize exceptional quality, with comprehensive inspections to ensure the highest level of product performance. This kit is backed by a lifetime warranty, covering replacement in case of manufacturing defects, providing peace of mind and long-term protection for your vehicle
⚙️ Specifications
Material
Stainless Steel
Thread Size
7/16"-14
Exterior Finish
Black Oxide
Manufacturer Grade
Grade 220
Head Style
Plum Blossom
Screw Head Style
Plum Blossom
Color
Black
Fastener Type
Stud Bolt
Thread Style
Left Hand
Item Hardness
Grade 220
Head Type
Plum Blossom
