Engine & Components / Engine Components / Valve Springs | Retainers & Locks

Stage 3+ CamshaftsSuit Mitsubishi 4G63 EVO VIIIBC01140114New Profile Design for Street/Race: Features a new and improved profile design that delive...

Single Valve Spring & Titanium Retainer KitSuit Mitsubishi 4G63BC01000100Designed for high rpm, BC valve springs by PAC Racing are wound from o...

Manley Valve Spring Set Nextek 1.550" O.D, .715" I.DAJPE-221453SF-16PE-221453SF-16Manley Nextek valve spring set 1.550" O.D, .715" I.D.

Manley 10° Ti RetainersSet of 16AJPE-23658-16PE-23658-16Manley 10° Titanium retainers set. Set of 16.

Valve LocksBead Lock Suit 8mm Steem, 10°AFR9009-16R9009-16For over FORTY-FIVE years Air Flow Research has been defining technological leadership in...

Pac Dual Valve Springs, 1.270" 155-448lbs@1.810", .650" Lift R8019-16 AFR8019-16 Set of 16 PAC DUAL VALVE SPRINGS, 1.270"

Pac Racing Dual Spring1.270" O.D, 155lbs Seat Press, .650" Max LiftAFR8019-1R8019-1Spring Specifications: Outside Diameter:1.270" Middle Spring ID:...

Pac Dual Valve Springs, 1.290" 140-356lbs@1.810", .600" LiftSet of 16AFR8017-16R8017-16AFR Valve Springs are wound with the finest quality spring s...

Valve Spring 1.550" R8017-1 AFR8017-1 Suit Hydraulic Lifter Camshafts PAC DUAL VALVE SPRING, 1.290" AFR Valve Springs are wound with the finest qua...

Pac 1225 Valve Springs, 1.550" 250-765lbs@2.00", .800" Lift R8001-16 AFR8001-16 Set of 16 PAC1225 VALVE SPRINGS 1.55" OD

Pac Racing Dual Spring1.550" O.D, 250lbs Seat Press, .800" Max LiftAFR8001-1R8001-1Spring Specifications: Outside Diameter:1.550" Outer Spring ID: ...

Pac Dual Valve Springs, 1.550" 220-603lbs@1.950", .710" LiftSet of 16AFR8000-16R8000-16AFR Valve Springs are wound with the finest quality spring s...

Replacement Aeroflow Valve Locks/KeepersSuit BB Chrysler, With 11/32" Stem (Set of 32)AF59-440559-4405Replacement Valve Locks. Valve Stem locks to ...

Replacement Aeroflow Valve Spring Retainer & Seat ShimSuit BB Chrysler, 1.550" O.D (Each)AF59-440459-4404Replacement Valve Retainers. 10° Valve...

Replacement Aeroflow Dual Valve Spring With DamperSuit BB Chrysler, 1.550" O.D (Each)AF59-440359-4403Replacement Valve Spring. Single Valve Spring ...

Replacement Aeroflow Valve Spring Retainer & Seat ShimSuit BB Chev, 1.625" O.D (Each)AF59-427459-4274Replacement Valve Retainer. Single 10° Val...

Replacement Aeroflow Valve Locks/KeepersSuit SB Chev, With 11/32" Stem (Set of 32)AF59-350559-3505Replacement Valve Locks. Valve Stem locks to suit...

Replacement Aeroflow Valve Spring Retainer & Seat ShimSuit SB Chev, 1.460" O.D (Each)AF59-350459-3504Replacement Valve Retainers. 10° Valve ret...

Replacement Aeroflow Dual Valve Spring With DamperSuit SB Chev, 1.460" O.D (Each)AF59-350359-3503Replacement Valve Spring. Single Valve Spring with...

Replacement Aeroflow Valve Locks/KeepersSuit SB Chrysler, With 11/32" Stem (Set of 32)AF59-318559-3185Replacement Valve Locks. Valve Stem locks to ...

Replacement Aeroflow Dual Valve Spring With DamperSuit SB Chrysler, 1.470" O.D (Each)AF59-318359-3183Replacement Valve Spring. Single Valve Spring ...

Aeroflow Valve Locks/KeepersSuit SB Ford 302-351 Windsor, 11/32" Stem, 7°AF59-302559-3025Windsor Head Valve Locks. Set of Valve Locks/Keepers, suit...

Replacement Aeroflow Spring Retainer & ShimSuit SB Ford 302-351 Windsor (Each)AF59-302459-3024Single Windsor Retainer. Single replacement Retai...