Raises valve spring retainer to gain 0.050" installed height without machining the cylinder head spring set. Made in the USA.
Precision fastener kit for cam covers and lifter blocks; includes hardware and moly assembly lubricant for proper installation.
Precision j-form threads resist galling and ensure consistent torque.
180,000 psi tensile strength outperforms OEM and grade 8 fasteners.
Includes all bolts for one motor and moly assembly lubricant; made in the USA.
Complete kit with all head bolts and moly lubricant. Precision j-form threads, 180,000 psi tensile strength, made in the USA. Fitment: For Evo/Twin Cam.
Precision J-form threads for optimum engagement and consistent torque loading.
Precision-rolled threads, wide under-head flange for even load distribution, 170,000 psi tensile rating, resists chromed-hardware thread issues.
Precision-rolled threads, wide underhead flange, 170,000 psi tensile strength, includes moly assembly lubricant; made in the USA.
Precision 12-point external engine fastener kit manufactured by ARP®. Includes moly assembly lubricant. Made in USA. Not for '23 models with 121" VVT motors.
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