Collection: Cylinder Heads & Components
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39.3mm Intake Valve, 1.7L Type 4
Vendor:AA Performance ProductsSKU: 021 109 601Regular price $13.95 USDRegular priceSale price $13.95 USD -
41mm Intake Valve, 1.8L Type 4
Vendor:AA Performance ProductsSKU: 022 109 601Regular price $13.95 USDRegular priceSale price $13.95 USD -
37.5mm Intake Valve, 2.0L Type 4
Vendor:AA Performance ProductsSKU: 021 109 601ARegular price $13.95 USDRegular priceSale price $13.95 USD -
42mm Intake Valve, 2.0L Porsche 914/912E
Vendor:AA Performance ProductsSKU: 039 109 601GRegular price $13.95 USDRegular priceSale price $13.95 USD -
33mm Exhaust Valve, Type 4
Vendor:AA Performance ProductsSKU: 022 109 612DRegular price $13.95 USDRegular priceSale price $13.95 USD -
34mm Exhaust Valve, Type 4
Vendor:AA Performance ProductsSKU: 022 109 612ARegular price $13.95 USDRegular priceSale price $13.95 USD -
36mm Exhaust Valve, 9mm Stim, Porsche 914/912E
Vendor:AA Performance ProductsSKU: 039 109 611Regular price $13.95 USDRegular priceSale price $13.95 USD -
Stainless Steel Valve, 8mm Stim for Type 4, 914,912E
Vendor:AA Performance ProductsSKU: 004 SV 360-8+Regular price $13.95 USDRegular priceSale price $13.95 USD -
Porsche 356/912 Stock Valve Retainer (Each)
Vendor:AA Performance ProductsSKU: 616 105 422 01Regular price $12.95 USDRegular priceSale price $12.95 USD -
VW 1600 Head Stud Kit, 4 EXH Studs, 2 IN Studs, 2 Rocker Studs
Vendor:AA Performance ProductsSKU: 031 HS 198Regular price $10.95 USDRegular priceSale price $10.95 USD -
Porsche 356C/912 Single High-REV Valve Spring (Each)
Vendor:AA Performance ProductsSKU: 616 105 432 03Regular price $9.95 USDRegular priceSale price $9.95 USD -
Hardened Valve Lash Caps (Set Of 8)
Vendor:AA Performance ProductsSKU: 109412Regular price $9.45 USDRegular priceSale price $9.45 USD -
Porsche 356/912 Valve Guide Seal
Vendor:AA Performance ProductsSKU: 616 105 491 02Regular price $7.95 USDRegular priceSale price $7.95 USD -
Toyota 22R/22RE Valve Guide Seal 8 pcs
Vendor:AA Performance ProductsSKU: 137 SG SL x8Regular price $7.60 USDRegular priceSale price $7.60 USDSold out -
35.5mm Intake Valve Type 1, 2, & 3
Vendor:AA Performance ProductsSKU: 311 109 601Regular price $6.95 USDRegular priceSale price $6.95 USD -
32mm Exhaust Valve Type 1, 2, & 3
Vendor:AA Performance ProductsSKU: 113 109 612Regular price $6.95 USDRegular priceSale price $6.95 USD -
Porsche 356C/912/911 Hardened Valve Keeper
Vendor:AA Performance ProductsSKU: 901 105 417 00Regular price $5.95 USDRegular priceSale price $5.95 USD -
Rocker Arm Stud VW Type 1, 2, & 3
Vendor:AA Performance ProductsSKU: 031 HS 003Regular price $3.95 USDRegular priceSale price $3.95 USD -
High Chrome Valve Seats Type 1, 2, & 3
Vendor:AA Performance ProductsSKU: 031 VS 320+Regular price From $3.95 USDRegular priceSale price From $3.95 USD -
Smog Hole Plug for 1.8L Type 4 Heads
Vendor:AA Performance ProductsSKU: D2541500Regular price $3.95 USDRegular priceSale price $3.95 USD -
Cylinder Head Stud Washer, 10mm, Ea
Vendor:AA Performance ProductsSKU: 111 101 461Regular price $1.65 USDRegular priceSale price $1.65 USD -
Sold outM8x1.25 Exhaust Stud
Vendor:AA Performance ProductsSKU: 031 8X1.25ERegular price $1.55 USDRegular priceSale price $1.55 USDSold out -
Cylinder Head Hex Nut, 10mm, Ea
Vendor:AA Performance ProductsSKU: 021 101 457Regular price $1.35 USDRegular priceSale price $1.35 USD -
Cylinder Head Hex Nut, 8mm, Ea
Vendor:AA Performance ProductsSKU: 043 101 457Regular price $0.75 USDRegular priceSale price $0.75 USD