.

Morel T7481 solid roller lifters are designed for high-performance racing engines requiring precise mechanical valve operation. Their roller design reduces sliding friction between the camshaft lobe and lifter, helping support efficient valvetrain operation under demanding conditions.

Precision-machined construction makes these lifters suitable for performance engine builds when paired with the appropriate solid roller camshaft, valve springs, and pushrod geometry.

T7481 Specifications

• Application: Pontiac V8
• Engine Compatibility: Pontiac 400, 421, 428, and 455 CID
• Lifter Type: Mechanical / Solid Roller
• Performance Series: Ultra Pro (U/P)
• Lifter Body Diameter: .842"
• Roller Diameter: .750"
• Lifter Height: +.300" Tall
• Pushrod Location: On-Center (O/C), No Offset
• Pushrod Oiling: Yes (P/O)
• Lifter Style: Tie-Bar
• Special Requirement: Lifter Bore Bushings Required
• Manufacturer: Morel Lifters
• Sold As: Complete Set – 16 Lifters / 8 Pairs

Fitment Note: Designed for Pontiac 400–455 V8 performance engines equipped with mechanical roller camshafts. Lifter bore bushings are required. Verify lifter-bore dimensions, camshaft compatibility, valve lash, pushrod alignment, and spring pressures before installation.