Product details:
Stage 8 Locking Fasteners 8928A: Bolts, Intake Manifold, Steel, Nickel Plated, 12-Point Head, Ford, 332-428, 429, 460, Kit - Stage 8 locking intake manifold bolts are designed to stay put once they're tightened down. They are reusable, can be visually inspected, and install easily with no special tools. 8928A fits these applications: FORD 7.5L/460 Ford big block 385 Series, FORD 7.0L/429 Ford big block 385 Series, FORD 7.0L/428 Ford big block FE, FORD 7.0L/427 Ford big block FE, FORD 6.7L/406 Ford big block FE, FORD 6.4L/390 Ford big block FE, FORD 5.9L/361 Ford big block FE, FORD 5.9L/360 Ford big block FE, FORD 5.8L/352 Ford big block FE, FORD 5.4L/332 Ford big block FE.