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Assembling heads can be a task but lucky for you we have some hard to find parts. Valve locks, valve seals and more.
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Performance World 360016 1.60" x 4.93" 11/32" Stainless Steel Exhaust Valves. Set/8. Fits SB Chevrolet & SB Ford Heads 360016 1.60" x 4.93" 11/32" Stainless Steel Exhaust Valves. Set/8. Fits SB Chevrolet & SB Ford Heads

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Everyday Low Price: CDN $99.99
Performance World 360018 BB Mopar 1.81" x 4.908" 11/32" Stainless Steel Exhaust Valves. Set/8 360018 BB Mopar 1.81" x 4.908" 11/32" Stainless Steel Exhaust Valves. Set/8

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Everyday Low Price: CDN $139.99
Performance World 360019 BB Chevrolet 1.88" x 5.422" 11/32" Stainless Exhaust Valves. Set/8 360019 BB Chevrolet 1.88" x 5.422" 11/32" Stainless Exhaust Valves. Set/8

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Everyday Low Price: CDN $139.99
Performance World 360019-1 BB Chevrolet 1.88" x 5.422" 11/32" Stainless Exhaust Valve. Each 360019-1 BB Chevrolet 1.88" x 5.422" 11/32" Stainless Exhaust Valve. Each

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Everyday Low Price: CDN $21.99
Performance World 360020 2.02" x 4.91" 11/32" Stainless Steel Intake Valves. Set/8. Fits SB Chevrolet & SB Ford Heads 360020 2.02" x 4.91" 11/32" Stainless Steel Intake Valves. Set/8. Fits SB Chevrolet & SB Ford Heads

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Everyday Low Price: CDN $99.99
Performance World 360021 BB FE Ford 390-428 2.09" 11/32" Stainless Steel Intake Valves. Set/8 360021 BB FE Ford 390-428 2.09" 11/32" Stainless Steel Intake Valves. Set/8

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Everyday Low Price: CDN $183.99
Performance World 360022 BB Mopar 2.14" x 4.873" 11/32" Stainless Steel Intake Valves. Set/8 360022 BB Mopar 2.14" x 4.873" 11/32" Stainless Steel Intake Valves. Set/8

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Everyday Low Price: CDN $139.99
Performance World 360025 BB Chevrolet 2.25" x 5.494" 11/32" Stainless Intake Valves. Set/8 360025 BB Chevrolet 2.25" x 5.494" 11/32" Stainless Intake Valves. Set/8

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Everyday Low Price: CDN $139.99
Performance World 360025-1 BB Chevrolet 2.25" x 5.494" 11/32" Stainless Intake Valve. Each 360025-1 BB Chevrolet 2.25" x 5.494" 11/32" Stainless Intake Valve. Each

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Everyday Low Price: CDN $21.99
Performance World 360026 SBC/SB Mopar 1.60" x 5.02" 11/32" Stainless Steel Exhaust Valves. Set/8. .100" long. 360026 SBC/SB Mopar 1.60" x 5.02" 11/32" Stainless Steel Exhaust Valves. Set/8. .100" long.

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Everyday Low Price: CDN $139.99
Performance World 360030 SBC/SB Mopar 2.02" x 5.01" 11/32" Stainless Steel Intake Valves. Set/8. .100" long. 360030 SBC/SB Mopar 2.02" x 5.01" 11/32" Stainless Steel Intake Valves. Set/8. .100" long.

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Everyday Low Price: CDN $139.99
Performance World 360040 SB Ford PRO185 2.02" x 4.90" 8mm Stainless Steel Intake Valves. Set/8 360040 SB Ford PRO185 2.02" x 4.90" 8mm Stainless Steel Intake Valves. Set/8

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Everyday Low Price: CDN $199.99
Performance World 360041 SB Chevrolet PRO195 2.08" x 4.90" 8mm Stainless Intake Valves. Set/8 360041 SB Chevrolet PRO195 2.08" x 4.90" 8mm Stainless Intake Valves. Set/8

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Everyday Low Price: CDN $199.99
Performance World 360042 PRO210 & PRO205 2.08" x 5.00" 8mm Stainless Steel Intake Valves. Set/8. Fits SB Chevrolet & SB Ford Heads 360042 PRO210 & PRO205 2.08" x 5.00" 8mm Stainless Steel Intake Valves. Set/8. Fits SB Chevrolet & SB Ford Heads

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Everyday Low Price: CDN $199.99
Performance World 360043 LS LSx Chevrolet 2.08" x 5.45" 8mm Stainless Intake Valves. Set/8. Fits PW 63240 & 69225 Heads. 360043 LS LSx Chevrolet 2.08" x 5.45" 8mm Stainless Intake Valves. Set/8. Fits PW 63240 & 69225 Heads.

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Everyday Low Price: CDN $199.99
Performance World 360044 LS LSx Chevrolet 2.165" x 5.45" 8mm Stainless Intake Valves. Set/8. Fits PW 69255 Heads. 360044 LS LSx Chevrolet 2.165" x 5.45" 8mm Stainless Intake Valves. Set/8. Fits PW 69255 Heads.

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Everyday Low Price: CDN $199.99
Performance World 360045 LS LSx Chevrolet 1.57" x 5.45" 8mm Stainless Exhaust Valves. Set/8 360045 LS LSx Chevrolet 1.57" x 5.45" 8mm Stainless Exhaust Valves. Set/8

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Everyday Low Price: CDN $199.99
Performance World 360046 PRO185 & PRO195 1.60" x 4.95" 8mm Stainless Steel Exhaust Valves. Set/8. Fits SB Chevrolet & SB Ford Heads 360046 PRO185 & PRO195 1.60" x 4.95" 8mm Stainless Steel Exhaust Valves. Set/8. Fits SB Chevrolet & SB Ford Heads

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Everyday Low Price: CDN $199.99
Performance World 360047 PRO210 & PRO205 1.60" x 5.03" 8mm Stainless Steel Exhaust Valves. Set/8. Fits SB Chevrolet & SB Ford Heads 360047 PRO210 & PRO205 1.60" x 5.03" 8mm Stainless Steel Exhaust Valves. Set/8. Fits SB Chevrolet & SB Ford Heads

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Everyday Low Price: CDN $199.99
Performance World 360048 LS LSx Chevrolet 1.60" x 5.45" 8mm Stainless Exhaust Valves. Set/8. Fits PW 63240, 69225 & 69255 Heads. 360048 LS LSx Chevrolet 1.60" x 5.45" 8mm Stainless Exhaust Valves. Set/8. Fits PW 63240, 69225 & 69255 Heads.

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Everyday Low Price: CDN $199.99
Performance World 360049 LS LSx Chevrolet 1.59" x 4.89" 8mm Stainless Exhaust Valves. Set/8. Fits PW 68276, 68276R & GM LS3 Heads. 360049 LS LSx Chevrolet 1.59" x 4.89" 8mm Stainless Exhaust Valves. Set/8. Fits PW 68276, 68276R & GM LS3 Heads.

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Everyday Low Price: CDN $139.99
Performance World 360050 LS LSx Chevrolet 2.165" x 4.914" 8mm Stainless Intake Valves. Set/8. Fits PW 68276, 68276R & GM LS3 Heads. 360050 LS LSx Chevrolet 2.165" x 4.914" 8mm Stainless Intake Valves. Set/8. Fits PW 68276, 68276R & GM LS3 Heads.

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Everyday Low Price: CDN $139.99
Performance World 360112 1.25" Valve Spring Cups. Set/16. Fits SB Chevrolet and SB Ford PWHeads 360112 1.25" Valve Spring Cups. Set/16. Fits SB Chevrolet and SB Ford PWHeads

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Everyday Low Price: CDN $59.99
Performance World 360117 Valve Spring Cups. Set/16. Fits BB Mopar PWHeads 360117 Valve Spring Cups. Set/16. Fits BB Mopar PWHeads

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Everyday Low Price: CDN $59.99
Performance World 360200 5/16" flat pushrod guide plates. Set/8. Fits SB Chevrolet. 360200 5/16" flat pushrod guide plates. Set/8. Fits SB Chevrolet.

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Everyday Low Price: CDN $32.99
Performance World 360210 5/16" flat pushrod guide plates. Set/8. Fits SB Ford 289-351W 360210 5/16" flat pushrod guide plates. Set/8. Fits SB Ford 289-351W

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Everyday Low Price: CDN $32.99
Performance World 360338 3/8" x 7/16" Screw-In Rocker Arm Studs. Set/16. 360338 3/8" x 7/16" Screw-In Rocker Arm Studs. Set/16.

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Everyday Low Price: CDN $49.99
Performance World 360372 7/16" x 7/16" Screw-In Rocker Arm Studs. For 90290, 90315 and 90360 PWHeads. Set/16. 360372 7/16" x 7/16" Screw-In Rocker Arm Studs. For 90290, 90315 and 90360 PWHeads. Set/16.

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Everyday Low Price: CDN $179.99
Performance World 360376 7/16" x 7/16" Screw-In Rocker Arm Studs. Set/16. 360376 7/16" x 7/16" Screw-In Rocker Arm Studs. Set/16.

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Everyday Low Price: CDN $59.99
Performance World 360408 8mm Machined Steel 10 Degree Bead Lock Valve Locks. LS / LSx. 16/pk 360408 8mm Machined Steel 10 Degree Bead Lock Valve Locks. LS / LSx. 16/pk

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Everyday Low Price: CDN $64.99