Crower 403 valve lash help
Part Number/Work Order Number 62403
Engine Application ACURA 1.8 LS/RS
Grind Number 238-237 DOHC ADVERTISED CAMSHAFT SPECIFICATIONS:
INTAKE: Duration: 238º Lift: .425 Clearance Hot: .006 EXHAUST: Duration: 237º Lift: .413 Clearance Hot: .008
The specifications listed above are based on a rocker arm ratio of 1.75 IN
1.75 EX
RECOMMENDED VALVE SPRING INFORMATION: Part # Single Dual X Triple Approximate spring pressure: valve closed: 060/070 LBS.
valve open: 155/165 LBS. -2.0 ATDC -10.0 BTDC ABDC 31.0 39.0 BBDC camcard The information below is for degreeing cam only. Correct only at .050" tappet lift. INTAKE Opens: -2.0 ATDC
Closes: 31.0 ABDC EXHAUST Opens: 39.0 BBDC
Closes: -10.0 BTDC
LOBE SEPERATION 110º
Duration at .050" Intake: 209º
Exhaust: 209º LOBE LIFT Intake: .243
Exhaust: .236
If using "Lobe Center" method of degreeing, cam should be installed on an intake centerline of: 106º NOTES:
Cams damaged by excessive spring pressure, over shimming, valve train bind or retainers contacting the guides are void from warranty. Refer to the "Important Camshaft and Lift Information" booklet included with each new Crower camshaft to avoid any break-in problems.
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