Complete set of 16 Procomp Aluminium Roller Rockers & Posi Locks
RATIO
STUD SIZE
ENGINE TYPE
1.6
3 / 8
HOLDEN
These are Awesome Billet Aluminum Roller Rockers a must on any engine!!
Manufacutered of extruded from 6061 T6 Aluminium Precision hydrostatic extrusion process which produces a uniform structure to eliminate any defects during the extrusion process Larger needle bearing fulcrum can withstand valve spring loads up to 750 PSI Extruded body has a tensile strength over 60,000 PSI Very precise valve operation Horse power increase of 10-15 Increases valve train life dramatically Acceleration is more responsive Oil temp will run approximately 5-10 degrees cooler
NOTE: You need Studs and Guide Plates to Run Roller Rockers
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