Valve Guides
The spring, retainer, seal, and valve rotator round out the valve assembly (fig. 3-53). For all engines, the valve's spring, which maintains its generally closed state, is essentially the same; however, coil kinds and numbers may differ. The majority of valves simply contain one spring, but occasionally there may be two—an inner and an outer spring. The pressure keeping the valve closed is increased by the second spring. Valve float may be caused by low spring tension (spring too weak to close the valve at high rpm).
The valve spring is secured to the valve by a valve retainer and keepers. The retainer is a washer with a unique form that fits over the valve spring. The locks, or keepers, fit.
The valve spring is secured to the valve by a valve retainer and keepers. The retainer is a washer with a unique form that fits over the valve spring. The locks, or keepers, fit.
$123.02
$99.99
SPTGDE-BMW-M50-EI-12
Engine Components
Valve Guides
Supertech BMW M42/M50/S50/S52 Intake/Exhaust Valve Guide 6mm Stem 12.56mm OD - Set of 12
$1,507.92
$1,357.99
GSCB3025
Engine Components
Valve Guides
GSC P-D Subaru EJ205/EJ207/EJ257 Manganese Bronze Exhaust Valve Guide Stopper Style - Set of 240
$60.26
$49.99
SPTGDE-H66-E-8
Engine Components
Valve Guides
Supertech Honda B18A/B18B/H23 Exhaust Valve Guide 6.6mm Stem - Set of 8
$1,507.92
$1,357.99
GSCB3026
Engine Components
Valve Guides
GSC P-D Subaru EJ205/EJ207/EJ259 Manganese Bronze Intake Valve Guide Stopper Style - Set of 240
$70.36
$57.99
SPTGDE-HK55-E-6MM-8
Engine Components
Valve Guides
Supertech Honda K20A2 Valve Guide Exhaust 6mm Stem Manganese Bronze - 6mm ID - Use with VS-TS6E
$6.99
GSC3032.003-1
Engine Components
Valve Guides
GSC P-D Toyota 2JZ/1JZ Manganese Bronze Intake Valve Guide +.003in Oversize OD - Single
$6.99
GSC3031.001-1
Engine Components
Valve Guides
GSC P-D Toyota 2JZ Manganese Bronze Exhaust Valve Guide +.001in Oversize OD - Single
$77.53
$69.99
GSC3029-12
Engine Components
Valve Guides
GSC P-D Nissan TB48DE Manganese Bronze Exhaust Valve Guide - Set of 12
$6.99
GSC3004.001-1
Engine Components
Valve Guides
GSC P-D Mitsubishi 4G63 (.001+) Stopper Style Intake - (Single)
$77.01
$62.99
SPTGDE-NSR6-E-8
Engine Components
Valve Guides
Supertech Nissan SR20DE Manganese Bronze Exhaust Valve Guide 6mm Stem - Set of 8
$85.36
$69.99
SPTGDE-MIN-R56-STD-8
Engine Components
Valve Guides
Supertech Mini Cooper R56 Manganese Bronze Intake/Exhaust Valve Guide - Set of 8
$77.01
$62.99
SPTGDE-T4AG-SM-8
Engine Components
Valve Guides
Supertech Toyota 4AGE Manganese Bronze Int/Exh Valve Guide 6mm Stem (Use w/VS-T6SM) - Set of 8