FERREA Ferrea Endurance Dual Spring Kit Honda/Acura1.6/1.8 Kt4001 MSRP: $1,483.55 Was: Now: $1,236.29 Add to Cart
CROWER Crower Valve Springs - 1.260 Single W/Damper 68304-16 MSRP: $98.67 Was: Now: $82.22 Add to Cart
CROWER Crower 1.090 Valve Spring Set Mitsubishi 4-Cylinder 68190-16 MSRP: $144.66 Was: Now: $120.55 Add to Cart
CAM MOTION INC Cam Motion Inc Gm Ls Dual Valve Spring Kit .660 Dia. Vsk143201 MSRP: $445.56 Was: Now: $371.30 Add to Cart
CAM MOTION INC Cam Motion Inc Ls Dual Valve Spring & Retainer Kit Vsk142201 MSRP: $360.82 Was: Now: $300.68 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Ls6 Beehive Springs .560 Lift (16) Sp011-16 MSRP: $118.35 Was: Now: $98.63 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Gen 3 Hemi Vvt Lift Spring .650In 09-Up Sk017 MSRP: $359.57 Was: Now: $299.64 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Platinum Dual Spring Ls Kit Titanium Retainer Sk001/T/0560/Bb MSRP: $427.26 Was: Now: $356.05 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Platinum Dual Spring Ls Kit Steel Retainer Sk001/S/0560/Bb MSRP: $335.58 Was: Now: $279.65 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Beehive Valve Spring Kit .625 Btr-Sk018 MSRP: $270.55 Was: Now: $225.46 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Gen 5 Beehive Springs - .550 Lift (16) Btr91120-16 MSRP: $105.21 Was: Now: $87.67 Add to Cart
AIR FLOW RESEARCH Air Flow Research 1.270 Od Valve Spring Set - Pacaloy 8019-16 MSRP: $501.81 Was: Now: $418.18 Add to Cart
AIR FLOW RESEARCH Air Flow Research 1.270 Valve Spring Hydraulic Roller Cam 8019-1 MSRP: $49.32 Was: Now: $41.10 Add to Cart
FERREA Ferrea Endurance Dual Spring Kit Honda/Acura1.6/1.8 Kt4001 Valve Spring Kit - Dual Spring - 279 lb/in Rate - 18 mm Coil Bind - 30.45 mm OD - Titanium Retainers / Chromoly Valve Locks / Seats - Honda 4-cylinder - Kit MSRP: $1,483.55 Was: Now: $1,236.29 Add to Cart
CROWER Crower Valve Springs - Dual 1.400 68405-16 Valve Spring - Dual Spring - 382 lb/in Spring Rate - 0.980 in Coil Bind - 1.400 in OD - Set of 16 MSRP: $229.68 Was: Now: $191.40 Add to Cart
CROWER Crower Valve Springs - Dual 1.405 68404-16 Valve Spring - Dual Spring - 338 lb/in Spring Rate - 0.950 in Coil Bind - 1.405 in OD - Set of 16 MSRP: $226.14 Was: Now: $188.45 Add to Cart
CROWER Crower Valve Springs - 1.440 68390X3-16 Valve Spring - Dual Spring / Damper - 450 lb/in Spring Rate - 1.110 in Coil Bind - 1.440 in OD - Set of 16 MSRP: $271.57 Was: Now: $226.31 Add to Cart
CROWER Crower Valve Springs - Dual 1.500 68340-16 Valve Spring - Dual Spring / Damper - 452 lb/in Spring Rate - 1.080 in Coil Bind - 1.500 in OD - Set of 16 MSRP: $279.48 Was: Now: $232.90 Add to Cart
CROWER Crower Valve Springs - Dual 68324-8 Valve Spring - Dual Spring - 258 lb/in Spring Rate - 0.910 in Coil Bind - 1.385 in OD - Set of 8 MSRP: $98.09 Was: Now: $81.74 Add to Cart
CROWER Crower 1.440 Valve Spring Set 6-Cylinder 68305X1-12 Valve Spring - Single Spring - 367 lb/in Spring Rate - 1.050 in Coil Bind - 1.440 in OD - Set of 12 MSRP: $78.19 Was: Now: $65.16 Add to Cart
CROWER Crower Valve Springs - 1.260 Single W/Damper 68304-16 Valve Spring - Single Spring / Damper - 390 lb/in Spring Rate - 1.090 in Coil Bind - 1.260 in OD - Set of 16 MSRP: $98.67 Was: Now: $82.22 Add to Cart
CROWER Crower Valve Springs - 1.045 68195-16 Valve Spring - Single Spring - 251 lb/in Spring Rate - 0.860 in Coil Bind - 1.045 in OD - Set of 16 MSRP: $145.40 Was: Now: $121.16 Add to Cart
CROWER Crower Valve Springs - Single 1.090 68190-24 Valve Spring - Single Spring - 289 lb/in Spring Rate - 0.920 in Coil Bind - 1.090 in OD - Set of 24 MSRP: $209.03 Was: Now: $174.19 Add to Cart
CROWER Crower 1.090 Valve Spring Set Mitsubishi 4-Cylinder 68190-16 Valve Spring - Single Spring - 289 lb/in Spring Rate - 0.920 in Coil Bind - 1.090 in OD - Set of 16 MSRP: $144.66 Was: Now: $120.55 Add to Cart
CROWER Crower Valve Springs - 604 Crate Engine 68135-16 Valve Spring - Single Spring - 1.355 in OD - Small Block Chevy - Set of 16 MSRP: $287.35 Was: Now: $239.46 Add to Cart
CROWER Crower 1.250 Valve Springs 8Pk Dual 68106X208-8 Valve Spring - Dual Spring - 285 lb/in Spring Rate - 0.910 in Coil Bind - 1.250 in OD - Set of 8 MSRP: $143.88 Was: Now: $119.90 Add to Cart
COMP CAMS Comp Cams Valve Spring Set 26943-16 Valve Spring - Dual Spring - 551 lb/in Spring Rate - 1.150 in Coil Bind - 1.550 in OD - Set of 16 MSRP: $710.45 Was: Now: $592.04 Add to Cart
CAM MOTION INC Cam Motion Inc Gm Ls Dual Valve Spring Kit .660 Dia. Vsk143201 Valve Spring Kit - Dual Spring - 378 lb/in Rate - 1.070 in Coil Bind - 1.295 in OD - Titanium Retainers / Locks / Seals - GM LS-Series - Kit MSRP: $445.56 Was: Now: $371.30 Add to Cart
CAM MOTION INC Cam Motion Inc Ls Dual Valve Spring & Retainer Kit Vsk142201 Valve Spring Kit - Dual Spring - 378 lb/in Rate - 1.070 in Coil Bind - 1.295 in OD - Steel Retainers / Valve Locks / Seals - Kit MSRP: $360.82 Was: Now: $300.68 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Ls6 Beehive Springs .560 Lift (16) Sp011-16 Valve Spring - Single Beehive Spring - 330 lb/in Spring Rate - 1.150 in Coil Bind - 1.248 in OD - Set of 16 MSRP: $118.35 Was: Now: $98.63 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Gen 3 Hemi Vvt Lift Spring .650In 09-Up Sk017 Valve Spring - Conical - Single Spring - 362 lb/in Spring Rate - 1.165 in Coil Bind - 1.285 in OD - Viton Seals / Seats / Lash Caps - Kit MSRP: $359.57 Was: Now: $299.64 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Platinum Dual Spring Ls Kit Titanium Retainer Sk001/T/0560/Bb Valve Spring Kit - Dual Spring - 380 lb/in Spring Rate - 1.070 in Coil Bind - 1.300 in OD - Locks / Titanium Retainers / Viton Seals / Seats - GM LS-Series - Kit MSRP: $427.26 Was: Now: $356.05 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Platinum Dual Spring Ls Kit Steel Retainer Sk001/S/0560/Bb Valve Spring Kit - Dual Spring - 380 lb/in Spring Rate - 1.070 in Coil Bind - 1.300 in OD - Locks / Steel Retainers / Viton Seals / Seats - GM LS-Series - Kit MSRP: $335.58 Was: Now: $279.65 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Beehive Valve Spring Kit .625 Btr-Sk018 Valve Spring - Single Beehive Spring - 384 lb/in Spring Rate - 1.100 in Coil Bind - 1.020 in / 1.285 in OD - Viton Seals / Seats - Kit MSRP: $270.55 Was: Now: $225.46 Add to Cart
BRIAN TOOLEY RACING Brian Tooley Racing Gen 5 Beehive Springs - .550 Lift (16) Btr91120-16 Valve Spring - Single Beehive Spring - 386 lb/in Spring Rate - 1.28 in Coil Bind - 1.271 in OD - Set of 16 MSRP: $105.21 Was: Now: $87.67 Add to Cart
AIR FLOW RESEARCH Air Flow Research 1.270 Od Valve Spring Set - Pacaloy 8019-16 Valve Spring - Dual Spring - 450 lb/in Spring Rate - 1.080 in Coil Bind - 1.270 in OD - AFR Cylinder Heads Replacement - Each MSRP: $501.81 Was: Now: $418.18 Add to Cart
AIR FLOW RESEARCH Air Flow Research 1.270 Valve Spring Hydraulic Roller Cam 8019-1 Valve Spring - Dual Spring - 450 lb/in Spring Rate - 1.080 in Coil Bind - 1.270 in OD - AFR Cylinder Heads Replacement - Each MSRP: $49.32 Was: Now: $41.10 Add to Cart