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Radiator Caps & Covers

Radiator Caps & Covers are essential to your cooling system, ensuring consistent heat dissipation and pressure regulation. Built to withstand harsh conditions and prevent overheating during demanding use.

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Stant Lever Radiator Cap 21-25 (PSI) - Large Neck 10382
$48.00 - $48.00
$48.00
$48.00 - $48.00
$48.00
+ GST

Stant Lever Radiator Cap 21-25 (PSI) - Large Neck

Suit large 42mm radiator necks

Stant Lev-R-Vent Radiator Cap – 21-25 PSI Boost safety and performance with the Stant Lev-R-Vent radiator cap. Designed for race use, this cap feat...

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$48.00 - $48.00
$48.00
$48.00 - $48.00
$48.00
+ GST
Moroso Racing Radiator Cap (MO63320) MO63320
$45.70 - $45.70
$45.70
$45.70 - $45.70
$45.70
+ GST

Moroso Racing Radiator Cap (MO63320)

19-21 lbs

MOROSO RADIATOR CAP 21 LB19-21 lbsPart Number: MO63320 Available with low and high pressure ratings to accommodate the needs of all cooling syste...

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$45.70 - $45.70
$45.70
$45.70 - $45.70
$45.70
+ GST
Aeroflow Weld-On Billet Radiator Neck 42mm I.D (AF64-0042) AF64-0042
$57.00 - $57.00
$57.00
$57.00 - $57.00
$57.00
+ GST

Aeroflow Weld-On Billet Radiator Neck 42mm I.D (AF64-0042)

Raw Finish. Suit Large Radiator Caps

BILLET RADIATOR NECK WELD ONRaw Finish. Suit Large Radiator CapsPart Number: AF64-0042 These radiator necks from Aeroflow Performance are just wha...

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$57.00 - $57.00
$57.00
$57.00 - $57.00
$57.00
+ GST
Billet Specialties Radiator Cap - Polished (BS76120) BS76120
$76.20 - $76.20
$76.20
$76.20 - $76.20
$76.20
+ GST

Billet Specialties Radiator Cap - Polished (BS76120)

Plain Style, 7lb

BILLET RADIATOR CAPS PLAINPlain Style, 7lbPart Number: BS76120 Radiator caps are 2.5" in diameter with knurled sides. Mirror polished billet top &...

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$76.20 - $76.20
$76.20
$76.20 - $76.20
$76.20
+ GST
Allstar Radiator Cap with Lever, Large (RS-ALL30131)
Contact for availability
$48.60 - $48.60
$48.60
$48.60 - $48.60
$48.60
+ GST

Allstar Radiator Cap with Lever, Large (RS-ALL30131)

22 psi / 152 KPa

LARGE RADIATOR CAP WITH LEVER22 psi / 152 KPaPart Number: RS-ALL30131 Higher cooling system pressure raises the boiling point of coolant to reduce...

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$48.60 - $48.60
$48.60
$48.60 - $48.60
$48.60
+ GST
Contact for availability
Moroso Large Radiator Cap, 31-33 lbs. (MO63332) MO63332
Contact for availability
$43.60 - $43.60
$43.60
$43.60 - $43.60
$43.60
+ GST

Moroso Large Radiator Cap, 31-33 lbs. (MO63332)

MOROSO RADIATOR CAP 31-33 LBPart Number: MO63332 Available with low andhigh pressure raitings to accommodate the needs of all cooling systems Ste...

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$43.60 - $43.60
$43.60
$43.60 - $43.60
$43.60
+ GST
Contact for availability
PWR Radiator Cap Large (PWRCAP22S) PWRCAP22S
Contact for availability
$75.50 - $75.50
$75.50
$75.50 - $75.50
$75.50
+ GST

PWR Radiator Cap Large (PWRCAP22S)

Suit PWR Radiators with Large Cap

22LB RADIATOR CAP LARGE LEVERSuit PWR Radiators with Large CapPart Number: PWRCAP22S PWR are global leaders in the design and manufacture of high-...

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$75.50 - $75.50
$75.50
$75.50 - $75.50
$75.50
+ GST
Contact for availability
PWR Radiator Cap Small (PWRCAP16S) PWRCAP16S
Contact for availability
$67.20 - $67.20
$67.20
$67.20 - $67.20
$67.20
+ GST

PWR Radiator Cap Small (PWRCAP16S)

Suit PWR Radiators with Small Cap

16LB RADIATOR CAP SMALLSuit PWR Radiators with Small CapPart Number: PWRCAP16S PWR are global leaders in the design and manufacture of high-perfor...

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$67.20 - $67.20
$67.20
$67.20 - $67.20
$67.20
+ GST
Contact for availability
Mooneyes Polished Finned Alloy Radiator Cap Cover (MNAA21450S) MNAA21450S
$86.70 - $86.70
$86.70
$86.70 - $86.70
$86.70
+ GST

Mooneyes Polished Finned Alloy Radiator Cap Cover (MNAA21450S)

Suit Small Cap 2.88"

MOON FINNED RADIATOR CAP COVERSuit Small Cap 2.88"Part Number: MNAA21450S Mooneyes products and logos are an indelible part of Hot Rod nostalgia, ...

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$86.70 - $86.70
$86.70
$86.70 - $86.70
$86.70
+ GST
Billet Specialties Radiator Cap - Black (BSBLK75125) BSBLK75125
$95.60 - $95.60
$95.60
$95.60 - $95.60
$95.60
+ GST

Billet Specialties Radiator Cap - Black (BSBLK75125)

Notched Smooth, 16lb

BILLET RADIATOR CAP NOTCHGRIPNotched Smooth, 16lbPart Number: BSBLK75125 The perfect compliment to our power steering reservoir and our 8.75" over...

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$95.60 - $95.60
$95.60
$95.60 - $95.60
$95.60
+ GST
Billet Specialties Radiator Cap - Polished (BS75125) BS75125
$90.10 - $90.10
$90.10
$90.10 - $90.10
$90.10
+ GST

Billet Specialties Radiator Cap - Polished (BS75125)

NotchedSmooth, 16lb

BILLET RADIATOR CAPS NOTCHGRIPNotchedSmooth, 16lbPart Number: BS75125 The perfect compliment to our power steering reservoir and our 8.75" overflo...

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$90.10 - $90.10
$90.10
$90.10 - $90.10
$90.10
+ GST
Aeroflow Billet Radiator Cap Large Style 21 psi (1.4 Bar) suit 42mm Water Neck (AF64-5044S) AF64-5044S
$66.50 - $66.50
$66.50
$66.50 - $66.50
$66.50
+ GST

Aeroflow Billet Radiator Cap Large Style 21 psi (1.4 Bar) suit 42mm Water Neck (AF64-5044S)

Silver Finish

LARGE RADIATOR CAP 42MM 1.4barSilver FinishPart Number: AF64-5044S These Aeroflow radiator caps feature a precision-machined billet aluminium top ...

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$66.50 - $66.50
$66.50
$66.50 - $66.50
$66.50
+ GST
Aeroflow Billet Radiator Cap Large Style 16 psi (1.1 Bar) suit 42mm Water Neck (AF64-5043BLK) AF64-5043BLK
$66.50 - $66.50
$66.50
$66.50 - $66.50
$66.50
+ GST

Aeroflow Billet Radiator Cap Large Style 16 psi (1.1 Bar) suit 42mm Water Neck (AF64-5043BLK)

Black Finish

LARGE RADIATOR CAP 42MM 1.1barBlack FinishPart Number: AF64-5043BLK These Aeroflow radiator caps feature a precision-machined billet aluminium top...

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$66.50 - $66.50
$66.50
$66.50 - $66.50
$66.50
+ GST
Aeroflow Billet Radiator Cap Small Styles - Polished (AF64-5033P) AF64-5033P
$57.00 - $57.00
$57.00
$57.00 - $57.00
$57.00
+ GST

Aeroflow Billet Radiator Cap Small Styles - Polished (AF64-5033P)

Suit 32mm Water Neck, 21 PSI

BILLET RADIATOR CAP 32MM 1.44bSuit 32mm Water Neck, 21 PSIPart Number: AF64-5033P These Aeroflow radiator caps feature a precision-machined billet...

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$57.00 - $57.00
$57.00
$57.00 - $57.00
$57.00
+ GST
Aeroflow Billet Radiator Cap Small Styles - Black (AF64-5033BLK) AF64-5033BLK
$57.00 - $57.00
$57.00
$57.00 - $57.00
$57.00
+ GST

Aeroflow Billet Radiator Cap Small Styles - Black (AF64-5033BLK)

Suit 32mm Water Neck, 21 PSI

BILLET RADIATOR CAP 32MM 1.44bSuit 32mm Water Neck, 21 PSIPart Number: AF64-5033BLK These Aeroflow radiator caps feature a precision-machined bill...

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$57.00 - $57.00
$57.00
$57.00 - $57.00
$57.00
+ GST
Aeroflow Billet Radiator Cap Small Style suit 32mm Water Neck (AF64-5032P) AF64-5032P
$57.00 - $57.00
$57.00
$57.00 - $57.00
$57.00
+ GST

Aeroflow Billet Radiator Cap Small Style suit 32mm Water Neck (AF64-5032P)

Polished Finish.

BILLET RADIATOR CAP 32MM 1.1bPolished Finish.Part Number: AF64-5032P These Aeroflow radiator caps feature a precision-machined billet aluminium to...

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$57.00 - $57.00
$57.00
$57.00 - $57.00
$57.00
+ GST
Aeroflow Billet Radiator Cap Cover (AF463-0042P) AF463-0042P
$43.70 - $43.70
$43.70
$43.70 - $43.70
$43.70
+ GST

Aeroflow Billet Radiator Cap Cover (AF463-0042P)

Suit Large Cap, Polished Finish

AF463-0042P - AEROFLOW RADIATOR CAP COVERSuit Large Cap, Polished FinishPart Number: AF463-0042PBillet Radiator Cap Cover. This awesome looking bil...

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$43.70 - $43.70
$43.70
$43.70 - $43.70
$43.70
+ GST
Aeroflow Billet Radiator Cap Large Style 7 psi (0.5 Bar) suit 42mm Water Neck (AF64-5042BLK) AF64-5042BLK
$66.50 - $66.50
$66.50
$66.50 - $66.50
$66.50
+ GST

Aeroflow Billet Radiator Cap Large Style 7 psi (0.5 Bar) suit 42mm Water Neck (AF64-5042BLK)

Black Finish.

BILLET RADIATOR CAP 42MM .5barBlack Finish.Part Number: AF64-5042BLK These Aeroflow radiator caps feature a precision-machined billet aluminium to...

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$66.50 - $66.50
$66.50
$66.50 - $66.50
$66.50
+ GST
Allstar Radiator Cap with Lever, Large (RS-ALL30133)
Contact for availability
$30.20 - $30.20
$30.20
$30.20 - $30.20
$30.20
+ GST

Allstar Radiator Cap with Lever, Large (RS-ALL30133)

16 psi / 110 KPa

LARGE RADIATOR CAP WITH LEVER16 psi / 110 KPaPart Number: RS-ALL30133 Higher cooling system pressure raises the boiling point of coolant to reduce...

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$30.20 - $30.20
$30.20
$30.20 - $30.20
$30.20
+ GST
Contact for availability
RPC Chrome Aluminium Radiator Cap (RPCR5009)
$82.50 - $82.50
$82.50
$82.50 - $82.50
$82.50
+ GST

RPC Chrome Aluminium Radiator Cap (RPCR5009)

Flame Style, 16 PSI

RADIATOR CAP CHROME ALLOY 16Flame Style, 16 PSIPart Number: RPCR5009 Chrome aluminium flamed radiator cap 16 psi.

$82.50 - $82.50
$82.50
$82.50 - $82.50
$82.50
+ GST
Aeroflow Billet Radiator Cap Cover (AF463-0032S)
$41.80 - $41.80
$41.80
$41.80 - $41.80
$41.80
+ GST

Aeroflow Billet Radiator Cap Cover (AF463-0032S)

Suit Small Cap, Silver Finish

AEROFLOW RADIATOR CAP COVERSuit Small Cap, Silver FinishPart Number: AF463-0032S Billet Radiator CapCover. This awesome looking billetradiator cap...

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$41.80 - $41.80
$41.80
$41.80 - $41.80
$41.80
+ GST
RPC Chrome Aluminium Radiator Cap (RPCR5012)
$59.60 - $59.60
$59.60
$59.60 - $59.60
$59.60
+ GST

RPC Chrome Aluminium Radiator Cap (RPCR5012)

Plain Style With Notched Grip, 16 PSI

RADIATOR CAP POLISH ALLOY 16Plain Style With Notched Grip, 16 PSIPart Number: RPCR5012 Polished aluminium plain notched radiator cap 16 psi.

$59.60 - $59.60
$59.60
$59.60 - $59.60
$59.60
+ GST
Aeroflow Large Radiator Cap - Silver (AF64-5045S)
Aeroflow Large Radiator Cap - Silver (AF64-5045S)
$39.00 - $39.00
$39.00
$39.00 - $39.00
$39.00
+ GST

Aeroflow Large Radiator Cap - Silver (AF64-5045S)

Suit 42mm Water Neck, 23 PSI, 1.58 BAR

RADIATOR CAP 42MM SILVER 23PSISuit 42mm Water Neck, 23 PSI, 1.58 BARPart Number: AF64-5045S Aeroflow stainless steel range of radiator caps for bo...

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$39.00 - $39.00
$39.00
$39.00 - $39.00
$39.00
+ GST
Aeroflow Large Radiator Cap - Black (AF64-5045BLK)
Aeroflow Large Radiator Cap - Black (AF64-5045BLK)
$39.00 - $39.00
$39.00
$39.00 - $39.00
$39.00
+ GST

Aeroflow Large Radiator Cap - Black (AF64-5045BLK)

Suit 42mmWater Neck, 23 PSI, 1.58 BAR

RADIATOR CAP 42MM BLACK 23 PSISuit 42mmWater Neck, 23 PSI, 1.58 BARPart Number: AF64-5045BLK Aeroflow stainless steel range of radiator caps for b...

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$39.00 - $39.00
$39.00
$39.00 - $39.00
$39.00
+ GST
Aeroflow Billet Radiator Cap Large Style suit 42mm Water Neck (AF64-5042PUR)
Contact for availability
$94.90 - $94.90
$94.90
$94.90 - $94.90
$94.90
+ GST

Aeroflow Billet Radiator Cap Large Style suit 42mm Water Neck (AF64-5042PUR)

Purple Finish.

BILLET RADIATOR CAP 42MM .5barPurple Finish.Part Number: AF64-5042PUR These Aeroflow radiator caps feature a precision-machined billet aluminium t...

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$94.90 - $94.90
$94.90
$94.90 - $94.90
$94.90
+ GST
Contact for availability
$35.50 - $35.50
$35.50
$35.50 - $35.50
$35.50
+ GST

Aeroflow Small Radiator Cap - Silver (AF64-5034S)

Suit 32mm Water Neck, 23 PSI, 1.58 BAR

RADIATOR CAP 32MM SILVER 23PSISuit 32mm Water Neck, 23 PSI, 1.58 BARPart Number: AF64-5034S Aeroflow stainless steel range of radiator caps for bo...

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$35.50 - $35.50
$35.50
$35.50 - $35.50
$35.50
+ GST
Allstar Radiator Cap with Lever, Large (RS-ALL30130)
$47.10 - $47.10
$47.10
$47.10 - $47.10
$47.10
+ GST

Allstar Radiator Cap with Lever, Large (RS-ALL30130)

20 psi / 138 KPa

LARGE RADIATOR CAP WITH LEVER20 psi / 138 KPaPart Number: RS-ALL30130 Higher cooling system pressure raises the boiling point of coolant to reduce...

View full details
$47.10 - $47.10
$47.10
$47.10 - $47.10
$47.10
+ GST
Aeroflow Small Radiator Cap - Black (AF64-5034BLK)
Aeroflow Small Radiator Cap - Black (AF64-5034BLK)
$35.50 - $35.50
$35.50
$35.50 - $35.50
$35.50
+ GST

Aeroflow Small Radiator Cap - Black (AF64-5034BLK)

Suit 32mmWater Neck, 23 PSI, 1.58 BAR

RADIATOR CAP 32MM BLACK 23 PSISuit 32mmWater Neck, 23 PSI, 1.58 BARPart Number: AF64-5034BLK Aeroflow stainless steel range of radiator caps for b...

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$35.50 - $35.50
$35.50
$35.50 - $35.50
$35.50
+ GST
Billet Specialties Radiator Cap - Black (BSBLK75120)
$74.10 - $74.10
$74.10
$74.10 - $74.10
$74.10
+ GST

Billet Specialties Radiator Cap - Black (BSBLK75120)

Plain Finish, 16lb

BILLET BLACK RADIATOR CAPPlain Finish, 16lbPart Number: BSBLK75120 Radiator caps are 2.5" in diameter with knurled sides. Mirror polished billet t...

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$74.10 - $74.10
$74.10
$74.10 - $74.10
$74.10
+ GST
Aeroflow Weld-On Billet Radiator Neck 32mm I.D (AF64-0032)
$49.40 - $49.40
$49.40
$49.40 - $49.40
$49.40
+ GST

Aeroflow Weld-On Billet Radiator Neck 32mm I.D (AF64-0032)

Raw Finish. Suit Small Radiator Caps

BILLET RADIATOR NECK WELD ONRaw Finish. Suit Small Radiator CapsPart Number: AF64-0032 These radiator necks from Aeroflow Performance are just wha...

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$49.40 - $49.40
$49.40
$49.40 - $49.40
$49.40
+ GST
Bobdrake Radiator Cap, Chrome (BD40-8100-AR) BD40-8100-AR
$166.30 - $166.30
$166.30
$166.30 - $166.30
$166.30
+ GST

Bobdrake Radiator Cap, Chrome (BD40-8100-AR)

Suits 1933

1933 FORD CAR RADIATOR CAPSuits 1933Part Number: BD40-8100-AR Includes brass locking plate and gaskets for extra long life. Settle for no less tha...

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$166.30 - $166.30
$166.30
$166.30 - $166.30
$166.30
+ GST
Moroso Large Radiator Cap, 27-29 lbs. (MO63328) MO63328
$44.60 - $44.60
$44.60
$44.60 - $44.60
$44.60
+ GST

Moroso Large Radiator Cap, 27-29 lbs. (MO63328)

MOROSO RADIATOR CAP 27-29 LBPart Number: MO63328 Available with low andhigh pressure raitings to accommodate the needs of all cooling systems Ste...

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$44.60 - $44.60
$44.60
$44.60 - $44.60
$44.60
+ GST
Vintique Inc Chrome Radiator Cap (VIB-8100) VIB-8100
$91.50 - $91.50
$91.50
$91.50 - $91.50
$91.50
+ GST

Vintique Inc Chrome Radiator Cap (VIB-8100)

Suit 1932 Ford

1932 RADIATOR CAPSuit 1932 FordPart Number: VIB-8100 Radiator caps are die cast and chrome plated with solid brass mounting hardware installed

$91.50 - $91.50
$91.50
$91.50 - $91.50
$91.50
+ GST
Vintique Chrome Radiator Cap (VIA-8100-A) VIA-8100-A
$76.20 - $76.20
$76.20
$76.20 - $76.20
$76.20
+ GST

Vintique Chrome Radiator Cap (VIA-8100-A)

Suit 1928-29 Ford Model A

1928-29 RADIATOR CAP *CHROME*Suit 1928-29 Ford Model APart Number: VIA-8100-A Vintique Inc chrome radiator cap. Suit 1928-29 Ford Model A.

$76.20 - $76.20
$76.20
$76.20 - $76.20
$76.20
+ GST
Vintique Inc Radiator Cap (VI40-8100) VI40-8100
Contact for availability
$40.40 - $40.40
$40.40
$40.40 - $40.40
$40.40
+ GST

Vintique Inc Radiator Cap (VI40-8100)

VI40-8100 - 1934 RADIATOR CAPSuit 1934 Ford CarPart Number: VI40-8100Includes brass locking plate and gaskets for extra long life. Settle for no le...

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$40.40 - $40.40
$40.40
$40.40 - $40.40
$40.40
+ GST
Contact for availability
Vintique Inc Radiator Cap (VI18-8100) VI18-8100
Contact for availability
$28.30 - $28.30
$28.30
$28.30 - $28.30
$28.30
+ GST

Vintique Inc Radiator Cap (VI18-8100)

VI18-8100 - 1933 RADIATOR CAPSuit Ford 1933 Passenger CarPart Number: VI18-8100Vintique Inc radiator cap. Suit Ford 1933 passenger car.

$28.30 - $28.30
$28.30
$28.30 - $28.30
$28.30
+ GST
Contact for availability