COMP Cams Thumpr Cam Specs

12-600-4 — 227/241 duration at 0.050", 0.479"/0.465" lift, 107 LSA. Small Block Chevy, hydraulic flat tappet.

Specifications

Part number	12-600-4
Duration at 0.050 intake	227°
Duration at 0.050 exhaust	241°
Valve lift intake	0.479"
Valve lift exhaust	0.465"
Lobe separation angle	107°
Published RPM range	2000-5800 RPM
Lifter type	Hydraulic flat tappet
Platform	Small Block Chevy
Intended use	Street (thumpy idle)

Similar grinds for Small Block Chevy

• Lunati Voodoo — 10120703, 227° at 0.050", 110° LSA
• Howards Cams Rattler — 118001-09, 227° at 0.050", 109° LSA
• Howards Cams Retro-Fit HR — 110245-12, 225° at 0.050", 112° LSA
• COMP Cams Xtreme Energy XE268H — 12-242-2, 224° at 0.050", 110° LSA
• COMP Cams Xtreme Energy XE274H — 12-246-3, 230° at 0.050", 110° LSA
• COMP Cams Magnum 280H — 12-212-2, 230° at 0.050", 110° LSA

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