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Our Doug Herbert Builder kits are the most complete kits on the market today, they feature our Herbert Hydraulic Roller Lifters, Manley pushrods and everything you need to install your new roller.

The Builder Kit is designed for those that want to choose their own custom Herbert Hydraulic Roller camshaft. If you want a cam different that our shelf kits, this kit is for you. Simply pick your grind from our huge online inventory, and a Builders Kit and you have a kit that meets your needs, designed by you.

Builder Kit Components:

• T5374 HERBERT HYDRAULIC ROLLERS
• SA GEAR TRUE ROLLER TIMING CHAIN SET
• PB8HR MANLEY ONE PIECE SWEDGED END PUSHRODS
• 42114 MANLEY CAMSHAFT LOCKING PLATE
• 42145 MANLEY ROLLER CAM BUTTON
• S120-074 DOUG HERBERT PERFORMANCE VALVE SPRINGS
• R10-1.550 DOUG HERBERT VALVE SPRING RETAINERS
• L10-3/8 DOUG HERBERT VALVE LOCKS

***Attention***
Pushrods are included in our Doug Herbert retrofit cam kits; these are the most popular sizes that we sell for these kits. However, due to the great variances in engine combination's it is recommended that all customers use push rod length checkers 7901-1, 7902-1 to ensure proper fitment.

Camshaft is not included in the Builders Kit and is not required at the time of Builders Kit purchase.